Watch The Jerk Theory (2008) HD Full Movie Free on solarmovie.do. Watch The Jerk Theory (2008) online free. The lead singer/guitarist of a high school rock band openly and unapologetically proclaims himself a...The lead singer/guitarist of a high school rock band openly and unapologetically proclaims himself a newly converted jerk; however, the right girl comes along who could change him back to his former sweet self.