Teen Mom | Season 4
Kindergarden, rehab, birthdays and relationships. Teen Mom is back!
Mackenzie has always lived in the moment and done what she wants, which ultimately leads to her getting pregnant at just 16 by her bronco riding cowboy boyfriend Josh. This all-American cheerleader has to suddenly get serious about her own life, especially when Josh is nearly paralyzed in a car accident, just weeks before her due date.