Cher is returning to the big screen. She’ll be joining the cast of the Mamma Mia! sequel Mamma Mia! Here We Go Again. Maryl Streep is also set to return for the ABBA-themed jukebox musical franchise. It will be Cher’s first movie since 2010’s Burlesque. Back in 1987, she won a Best Actress Oscar for her performance in Moonstruck.