MTV GETS PSYCHO: MTV will premiere the third and final chapter in its My Super Psycho Sweet 16 trilogy next Tuesday (3/13) at 10 p.m. (ET/PT). The installment features original cast members Lauren McKnight and Kirsten Prout as Skye and Alex, joined by Jillian Rose Reed from MTV’s new hit comedy series, Awkward. The Jezabels will be getting a featured artist look around the show with a 15-second promo for the band to air during the movie along with a giveaway of two free mp3s on www.soundtrack.mtv.com, including “Catch Me” from the movie and an exclusive acoustic version of “Try Colour.” MTV will also be running a contest offering viewers a chance to win two tickets to attend the MTV Movie Awards on June 3 by going to the movie’s Facebook page to answer three questions about the movie, with a winner selected by random drawing to meet the movie’s stars at the ceremony. See the trailer below. (3/7p)