Weekend movies document Rock Fantasy Camp and more

Music comes to the movies this weekend with three special releases. “Rock Camp: The Movie” chronicles the successful Rock and Roll Fantasy Camp with past “counselors” Alice Cooper, the Who’s Roger Daltrey, Sammy Hagar, Gene Simmons and Paul Stanley of Kiss and others. Virtual cinema streams via rockcampthemovie.com, with an on demand release Feb. 16 . ... Raprocker Machine Gun Kelly releases his film musical “Downfalls High,” which he describes as a “pop punk Grease,” for free via Downfallshigh.com . ... “It Was the Music” documents the lives and careers of Larry Campbell and Teresa Williams — who have worked with Bob Dylan, Levon Helm, Judy Collins, Paul Simon and many more — over 10 episodes, starting at 8 p.m. Sunday, Jan. 17, with a performance and viewing party via fans.live.