Mamma Mia! Here We Go Again is a 2018 British-American jukebox musical romantic comedy film. It is the sequel to the 2008 film Mamma Mia!, which in turn is based on the 1999 musical of the same name using the music of ABBA. The film features an ensemble cast, including Dominic Cooper, Amanda Seyfried, Pierce Brosnan, Colin Firth, Andy García, Meryl Streep, and Cher.