MTV’s “Teen Mom 2” airs Jan 11, meet Jenelle, Chelsea, Leah and Kailyn

“Teen Mom 2″ premieres Tuesday, January 11, 2011 at 10:00 PM ET/PT…”Teen Mom 2: Season 1” will feature four new ladies Jenelle Evans, Chelsea Houska, Leah Messer, and Kailyn Lowry.