Plot Synopsis

In 16 AND PREGNANT, they were moms-to-be. Now, they must face the realities and challenges of life after childbirth: marriage, relationships, family support, adoption, finances, graduating high school, starting college, getting a job, and moving out to create their own families. This series follows four young women: Maci, a classic teenage overachiever -- popular, athletic, and successful in school -- who had big plans to go away to college and have fun with her friends and her boyfriend Ryan; Farrah, a high-school cheerleader turned single mom, who lives at home with her mom and raises her daughter Sophia without her baby's father in the picture; Catelynn, a smart and funny high school Senior who, along with her boyfriend Tyler, chose adoption, even though their own parents strongly disapproved; Amber, a self-declared teenage party girl who dropped out of high school to stay at home and care for her baby Leah while her fiancee, Gary, works 12-hour days to support the family.

TEEN MOM returned for a new season on Monday, March 23, 2015 at 10pm ET/PT on MTV. This new season, TEEN MOM OG, features the original girls, Amber, Catelynn, Farrah and Maci, picking up a few years after the cameras were turned off. In a first for the TEEN MOM franchise, TEEN MOM OG breaks the fourth wall, pulling back the curtain to reveal their relationships with the producers and crew, the challenges of raising children on camera, and how life in the public eye has shaped them as parents and people. Each episode gives an unprecedented look into these young mothers' lives and how they're facing the responsibilities of parenthood as their children enter kindergarten, start little league and reach other milestones of youth. The season opens with these young women at a new stage in their lives as parents. Newly released from prison, Amber is trying to raise her daughter Leah with her ex, Gary, who is expecting a baby with his new girlfriend. Meanwhile, she is attempting to navigate a life of sobriety while diving back into the world of dating. Catelynn and Tyler find out that they're expecting a baby of their own as they struggle to mend a strained relationship with the adoptive parents of their daughter, Carly. Farrah continues to juggle parenting Sophia while trying to mend relations with her own mother, Debra. Plus, Farrah finds love in a long distance relationship for the first time since the death of Sophia's dad. Maci finds love with her new boyfriend, Taylor, who recently moved to Tennessee to be with her. Soon after his arrival, the couple finds themselves dealing with an unexpected pregnancy. Meanwhile, she continues attempting to co-parent Bentley with Ryan who makes everything extremely challenging. On Monday, January 4, 2016 from 10pm-Midnight ET/PT on MTV, TEEN MOM returned with back-to-back new episodes immediately following an all-day marathon (8am-10pm) of encore episodes. The new episodes pick up with Amber fighting for custody of her daughter Leah, Catelynn marrying the man of her dreams while raising their newborn child and struggling with the guilt of giving up Carly for adoption, Farrah battling her relationships while trying to build her career, and Maci embracing motherhood for a second time around. In the night's first new episode (10pm), "Why Can't We Just Get Along," Farrah's relationship with Simon is over; Amber asks Gary for joint custody; Maci invites Ryan to hang out; Tyler's father is released from prison. Then, in the second new episode (11pm), "Playing for Keeps," Farrah asks her mother to watch Sophia for a month; Amber is blindsided by Leah's wishes; Maci does not want Bentley at Ryan's parents' house.

MTV premiered the sixth season of TEEN MOM with back-to-back new episodes immediately following a 13-hour marathon (8am-9pm) of encore episodes. In the season opener (9pm), "Put a Ring on It," Amber and Gary finally settle their custody dispute over Leah. Farrah plans a move to LA, but questions her relationship with Simon. Catelynn and Tyler debate having another baby. Then, in the night's second new episode (10pm), "Tweet Tweet," Farrah's mom confronts Simon at Sophia's 7th birthday party after he posts an old mugshot of her on social media. Amber deals with the latest rumor in the media about Matt.

On Wednesday, November 27, 2017 at 9pm ET/PT, MTV premiered the seventh season of TEEN MOM. In the season opener, "Icing on a Cake of Lies," Amber loses her cool with Ryan's wife. Maci wants Ryan to complete rehab or she'll keep Bentley away. Catelynn worries about Tyler's dad Butch since he's off parole. Farrah celebrates her birthday in New York, while Amber calls off their engagement. On Monday, October 1, 2018 from 9-11pm ET/PT, MTV premiered the second half of TEEN MOM's seventh season, immediately following a 12-hour marathon (9am-9pm) of encore episodes. The new half season welcomes two new moms: Bristol Palin and Cheyenne Floyd. Bristol's teen pregnancy was at the forefront of conversation during her mother's, Sarah Palin's, Vice Presidential campaign. Cheyenne's participation on MTV's THE CHALLENGE led to her unexpected pregnancy. In the two-hour season opener, "Welcome to the Family," Bristol returns home after a weekend away and has a heated argument with her husband. Cheyenne and Cory close co-parenting relationship causes issues with Cheyenne's boyfriend Zach. Amber welcomes her son James.

MTV premieres the eighth season of TEEN MOM OG on Monday, June 10, 2019 from 9-11pm ET/PT, with back-to-back new episodes immediately following an 11-hour marathon (10am-9pm) of encore episodes. For a decade, the moms of TEEN MOM OG have been there for each other throughout the drama, heartbreak and joy. From first haircuts to separation anxiety, these mom have experienced all the little -- and not so little -- challenges of parenting, but the new season brings new obstacles. Catelynn welcomes her third daughter, Maci faces a difficult discussion with her son Bentley, Cheyenne's co-parenting relationship hits an all-time low, and Amber confronts her mental illness. In the two-hour season opener, "Walking on Eggshells; The Wind Picked Up," Catelynn & Tyler move back in together after a 30-day trial separation. Ryan returns home after rehab & wants to meet up with Maci. Ryan wants to communicate with Maci, but she isn't ready to forgive him for threatening her family. Cheyenne & Cory argue over his new girlfriend being around Ryder while Amber has an online feud with TM2's Jenelle. On Tuesday, March 17, 2020 at 8pm ET/PT on MTV, TEEN MOM OG returne with new episodes, immediately following an all-day marathon (5am-8pm) of encore episodes. In the mid-season premiere, "Decisions, Decisions," Amber is released from jail after a widely publicized arrest. Mackenzie finds out Josh cheated on her. Maci's son can't go to Jagger's first birthday party. Cheyenne's boyfriend finally moves to LA. Catelynn has an anniversary surprise in store.

Season 9 of TEEN MOM OG premiered on Tuesday, January 26, 2021 at 8pm ET/PT on MTV, immediately after an all-day marathon (9am-8pm) of encore episodes. Amber, Catelynn, Cheyenne, Maci and Mackenzie continue to share their most personal struggles and achievements leaning into the turmoil of today's "new normal" with resilience and grit. Through good and bad times, these women can always find the bright side for themselves and their kids. Amber contemplates moving onto Gary's property after her relationship with her daughter Leah becomes strained. Catelynn suffers a miscarriage and bravely shares her story to help others. Cheyenne rekindles a romance with her ex-boyfriend Zach, and their relationship escalates quickly. It becomes even more real when they find out they're expecting! Maci puts her personal feelings aside to support Bentley when he takes the steps necessary to repair his relationship with his dad Ryan. Mackenzie's marriage to Josh is crumbling so she makes a drastic change and moves her family to Florida for a business opportunity. After a four-month break, TEEN MOM returned with additional Season 9 episodes, beginning Tuesday, September 6, 2021 at 8pm ET/PT on MTV. In the mid-season premiere, "Don't Give Up on Me," Catelynn and Tyler are shocked when they find out the gender of their baby with an at-home test. Mackenzie goes home to Oklahoma to surprise her dad and finds out he's still struggling with depression.
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On Tuesday, December 7, 2021 at 8pm ET/PT, MTV premiered the finale of the two-part Season 9 TEEN MOM OG reunion. In Part 2, a special guest introduces a clip from the upcoming series TEEN MOM: FAMILY REUNION. Maci gets emotional discussing her journey on the show while Cheyenne gives words of wisdom to Y&P's Kayla. Mackenzie explains why she is so protective of her family. The previosus week in Part 1, Maci shared dating advice with Y&P's Brianna while Cate & Ty discussed Rachel's childhood trauma. Amber found out information that sent her reeling while Cheyenne & Cory questioned if they were doing enough to make Ryder feel stable.