FOX411 by Roger Friedman<br> Mamma Mia: Abba Dabba Don't
It's hard to imagine a movie as poorly made as Mamma Mia! coming off the Hollywood assembly line with Meryl Streep as its star. Based on the Broadway musical, Mamma Mia! - which opens next week - is one of the great colossal messes that film insiders will be talking about for a long time to come.