Question: when did the original mamma mia come out
Answer: Mamma Mia ! ( promoted as Mamma Mia ! The Movie ) is a 2008 jukebox musical romantic comedy film directed by Phyllida Lloyd and written by Catherine Johnson based on the 1999 musical of the same name , also written by Johnson , which itself is based on the songs of pop group ABBA , including the title song , with additional music composed by ABBA member Benny Andersson .