More twists and turns are expected in the lives of our four teenage mothers when Teen Mom OG Season 6 premieres on Monday (Aug. 22).

This season, Farrah, Maci, Amber and Catelynn will have to deal with the life-changing developments in their respective lives.

Farrah Abraham

Farrah will seek help from a counselor with regards to the issues she has with her boyfriend Simon Saran. The couple will discuss her plan to move to Los Angeles when Simon brings up the question of who will be watching Sophia when Farrah is busy in LA.

Catelynn Lowell

Like Maci, Catelynn also wants to have another baby.  She has gone to rehab for depression. In the upcoming season, Catelynn will bring up the idea of joining Weight Watchers to lose pounds. In the sneak peek for Teen Mom OG Season 6, she was heard saying while eating a chicken quesadilla: “I really like Weight Watchers. It makes myself feel good.”  However, Tyler Baltierra will be fat shaming her.

Check out Teen Mom OG Season 6 trailer below.

Maci Bookout

Taylor McKinney will propose to Maci, and shortly afterwards, learns she is pregnant with her third child.

Amber Portwood

Amber and Gary Shirley will settle their battle for the custody of their daughter Leah. She and her fiancé Matt Baier will move forward from the difficult claims that Gary presented to her, MTV wrote. Gary has made revelations about Matt’s alleged children. Amber earlier canceled their wedding plans for October.

Teen Mom OG follows the life of four teenage women who went on with life regardless of the challenges that came along their way. The four young moms have gone through their pregnancies and lived life as a teenager and a mother at the same time.

Catch the two-hour Teen Mom OG Season 6 premiere on Monday (Aug. 22) at 10/9c on MTV.