While you were busy hating on Amber Portwood, MTV announced its cast for “Teen Moms” season two. They are Janelle, the party girl who clashes with her mom over taking care of her son; Chelsea, the beauty school hopeful who is moving in with her best friend; Kailyn, the girl who dreams of college and juggles two jobs; and Leah, the former cheerleader with twins. I personally am most excited for Leah—her episode of “16 and Pregnant” was so touching and gave me the best cry I’ve had all year. Keep reading »