Watch Teen Musical - The Movie (2020) HD Full Movie Free on SolarMovie. Watch Teen Musical - The Movie (2020) online free. When Dr. Alexandra Park's Federal Grant is not renewed to keep her inner-city teen activity center f...When Dr. Alexandra Park's Federal Grant is not renewed to keep her inner-city teen activity center from financial distress, she turns to a musical fundraiser and her own in-house teens to cure her problems. "Teen Musical - The Movie" is different as it features a "musical inside of a musical."