Jenelle Evans may only be 25 years old but she's already lived a lot of life.

In her two and a half decades on the planet, the Teen Mom 2 cast member has had three kids (Jace, Kaiser and Ensley), been a reality star, had a drug problem, been arrested a lot and even managed to turn her life around.

Recently, the formerly troubled star has gotten engaged to David Eason and now she's sharing her life in the upcoming (and very dramatic) new book, Read Between the Lines: From the Diary of a Teenage Mom.

Here are 6 things we learned about Jenelle's story from her book: