In the dramatic conclusion of the finale, Catelynn and Maci discuss the new milestones, custody battles, school struggles, and family problems that we saw them face in Season 3, and Ryan and Kyle share the stage for the first time.

Maci and Ryan say they're willing to work on their communication and don't rule out a reconciliation in the future. Catelynn and Tyler talk about having to parent their parents and what they've learned from it.

Dr. Drew hosts an exclusive look at never-before-seen laughs, struggles and other drama from Season 3 with Farrah, Maci, Catelynn, and Amber.

Farrah gives her thoughts on the season, and shares her goals for the future.Amber and Gary discuss their on-again, off-again relationship, and their need for each other's support.

In part one of the finale special, Farrah and Amber reflect on the past year of motherhood - the struggles, triumphs, legal battles, and family strife that we saw them face in Season 3, and everything that has happened since.

Ryan, Gary, and Tyler from 'Teen Mom,' along with Jo, Adam and Corey from 'Teen Mom 2,' talk to Dr. Drew about fatherhood.

Amber and Gary try to get the no contact order lifted, Maci tries to cut Ryan out of her life, Farrah makes an unexpected choice about moving away, and Butch moves in with Catelynn and Tyler.

SuChin Pak talks with the 'Teen Mom' cast, along with other teen moms, about the issues that came up in episode 12.

SuChin Pak talks with the 'Teen Mom' cast, along with other teen moms, about the issues that came up in episode 11.

Maci has a blowout with Ryan over custody, Amber and Gary struggle with their no-contact order, Catelynn finishes high school and takes a celebratory trip, and Farrah's parents try to talk her into leaving Sophia behind when she moves.

Amber gets arrested and spends the night in jail, Catelynn and Tyler have a falling out, Farrah takes Sophia to explore moving to Florida and when Kyle is injured, Maci is overwhelmed taking care of Bentley, Kyle, and school.

SuChin Pak talks with the 'Teen Mom' cast, along with other teen moms, about the issues that came up in episode 10.

Farrah and her parents take a trip to Arizona, Catelynn reunites with her father for the first time since the adoption, Amber reaches out to Gary to re-unite her family, and Maci considers withdrawing from school.

SuChin Pak talks with the 'Teen Mom' cast, along with other teen moms, about the issues that came up in episode 9.

SuChin Pak talks with the 'Teen Mom' cast, along with other teen moms, about the issues that came up in episode 8.

Amber goes on a date with a new guy, Catelynn and Tyler get their parents involved with planning a perfect Christmas for Carly, Maci makes a shocking announcement, and Farrah breaks the news to her parents she wants to move to California.

SuChin Pak talks with the 'Teen Mom' cast, along with other teen moms, about the issues that came up in episode 7.

Farrah takes Sophia on an emotional trip to visit Derek's grave, and Amber meets with Child Protective Services. Maci struggles to keep up with her college classes, while Catelynn and Tyler want to invite Carly to high school graduation.

SuChin Pak talks with the 'Teen Mom' cast, along with other teen moms, about the issues that came up in episode 6.

Amber is upset when Gary refuses to celebrate Leah's birthday together, Catelynn goes on a weekend retreat for birth moms, Farrah celebrates finishing college by getting a puppy, and Ryan discovers that Maci is living with Kyle.

SuChin Pak talks with the 'Teen Mom' cast, along with other teen moms, about the issues that came up in episode 5.

Maci and Ryan argue over who has rights to Bentley on his birthday, Amber breaks down over being separated from Leah on Halloween and Catelynn and Tyler look for jobs.

Farrah goes to court against Derek's mom, Amber stresses about a meeting with Child Protective Services, and Catelynn struggles to make peace with her mom.

SuChin Pak talks with the 'Teen Mom' cast, along with other teen moms, about the issues that came up in episode 4.

SuChin Pak talks with the 'Teen Mom' cast, along with other teen moms, about the issues that came up in episode 3.

Amber and Gary meet with a lawyer, Farrah finds out that Derek's mom wants visitation rights, Catelynn and Tyler pick up Butch from jail, and Maci introduces the men in her life.

SuChin Pak talks with the 'Teen Mom' cast, along with other teen moms, about the issues that came up in episode 2.

Amber and Gary's family weekend turns sour, while Tyler's family questions his decision to move in with Catelynn. Maci considers living with Kyle to make ends meet - and Farrah struggles with being away from Sophia for a modeling job.

SuChin Pak talks with the 'Teen Mom' cast, along with other teen moms, about the issues that came up in episode 1.

Maci confronts Ryan about missing child support payments, Amber has to choose between Gary and her new boyfriend, Catelynn and Tyler consider moving in together, and Farrah makes a big change.

Go back inside the lives of Amber, Farrah, Maci and Catelynn when the all-new season of 'Teen Mom' premieres on Tuesday, July 5th at 10PM ET.

Look back on the most memorable moments from 'Teen Mom' in 2010.

Dr. Drew hosts the cast of 'Teen Mom' on-stage in front of a live studio audience. Maci, Farrah, Catelynn and Amber reflect on the second season, and reveal what's happened since.

Dr. Drew hosts a look at the exclusive moments we never saw with Farrah, Maci, Catelynn and Amber from the second season of 'Teen Mom.'

Catelynn and Tyler have an emotional reunion with daughter Carly, Amber and Gary try to work out custody of Leah, Farrah's mom sets her up on a date, and Maci and Ryan battle over parental rights once and for all.

Catelynn sits down with SuChin Pak to talk about her visit with Carly and her current relationship status.

Maci confronts Kyle when she realizes life in Nashville isn't what she expected, Catelynn and Tyler learn they will get to visit Carly, Amber breaks up with Gary and starts dating, and Farrah learns the results of Sophia's DNA test.

Farrah sits down with SuChin Pak to further discuss the issues that have come up in season 2.

Gary and Amber sit down for a special interview to talk about their abusive relationship and how they are seeking help.

Amber lashes out at Gary when he calls her a bad mom, Catelynn and Tyler find out they will not graduate High School on time, Maci works out a visitation schedule with Ryan, and Farrah has an emotional reunion with Sophia's dad's sister.

Maci sits down with SuChin Pak to further discuss the issues that have come up in season 2.

Farrah reaches out to Sophia's dad's family in an attempt to get Social Security benefits for Sophia, and Maci tells Ryan she's moving. Plus, Catelynn and Tyler learn Butch is back in jail, and Gary asks Amber if he can stay at her place.

SuChin Pak talks with the 'Teen Mom' cast, along with other teen moms, about the issues that came up in episode 8.

Amber and Gary's wedding plans fall apart, while Farrah considers moving back into her mom's house. Catelynn and Tyler celebrate daughter Carly's first birthday, and Maci tells her parents she's moving to Nashville.

SuChin Pak talks with the 'Teen Mom' cast, along with other teen moms, about the issues that came up in episode 7.

Catelynn and Tyler get a nice surprise at prom, Ryan announces he's taking Maci to court over custody of Bentley, Farrah goes to counseling with her mom, and Amber's fun birthday plans are ruined when Gary refuses to babysit.

SuChin Pak talks with the 'Teen Mom' cast, along with other teen moms, about the issues that came up in episode 6.

Maci questions whether her boyfriend Kyle is ready to date a teen mom, while Farrah tries speed dating. Amber works toward her GED and Catelynn's step-dad Butch is court-ordered to rehab.

Four students of TAPP (Teenage Parenting Program) bring you inside their Kentucky high school specifically tailored for pregnant teens and teen moms.

SuChin Pak talks with the 'Teen Mom' cast, along with other teen moms, about the issues that came up in episode 5.

Catelynn and Tyler find their romance back on the rocks when Catelynn reveals another lie, and a big fight makes Amber question her engagement to Gary. Maci's boyfriend meets Bentley for the first time, and Farrah falls victim to a scam.

Gary asks Amber to marry him while on vacation in Florida. Maci butts heads with Ryan over his new girlfriend. Farrah's mom is offered a plea bargain, while Tyler and Catelynn attend couples counseling.

SuChin Pak talks with the 'Teen Mom' cast, along with other teen moms, about the issues that came up in episode 4.

Farrah reveals an emotional secret about her baby's dad, and Maci reconnects with an old flame.

Tyler considers leaving Catelynn after she lies to him, and Amber discovers Gary has feelings for another girl.

Teen mom Farrah calls the police on her own mother after they get in a big fight, and Amber faces a pregnancy scare. Meanwhile, Maci asks Ryan for child support and Catelynn moves out of Tyler's house.

MTV takes you back inside the lives of four unforgettable teen moms as they face their toughest challenges yet. Premieres Tuesday, July 20 at 10PM ET on MTV.

Dr. Drew hosts a look at the exclusive moments we never saw with Farrah, Maci, Catelynn and Amber from the first season of 'Teen Mom'.

Dr. Drew hosts the cast of 'Teen Mom' on-stage in front of a live studio audience as the girls reflect on their first year of motherhood.

Tyler works up the nerve to propose marriage to Catelynn, Maci and Ryan hit a low while celebrating Bentley's first birthday.

Amber wants to move away from Gary, and Farrah can't stand living under her parents' roof anymore and Maci struggles to keep up in school.

Maci struggles with resenting Ryan, Farrah puts dating on hold to focus on Sophia and Catelynn worries Tyler's father might go back to jail.

Catelynn attends a weekend retreat with other birth moms, Amber considers accepting help from Gary and Farrah starts to wonder if she should stay home with Sophia more.

Amber and Gary's arguing finally reaches a boiling point, while Catelynn struggles to find a home when her mother moves away.

Catelynn's family continues to lash out over her choice of adoption, Amber and fiance Gary reach an all-time low in their relationship and Farrah and Maci take on parenting single.

Maci contemplates breaking up with Ryan, Farrah starts dating a new guy, Amber struggles to get her GED and Catelynn feels distant from baby Carly.

Single teenage mom Farrah starts dating against her family's wishes while Maci begins planning her wedding to fiancé Ryan.

Take a look back at Maci, Farrah, Amber and Catelynn's biggest moments from 16 and Pregnant before they return as Teen Moms.

TEEN MOM PREMIERES DECEMBER 8TH AT 10:00 PM ET ON MTV