Cast and members of Abba appear together at the premiere of the motion picture version of the musical 'Mamma Mia' in Stockholm July 4, 2008. From left to right are: Abba's Benny Andersson, Pierce Brosnan, Amanda Seyfried, Meryl Streep, Abba members Agnetha Faltskog and Anni-Frid Lyngstad, Christine Baranski, Colin Firth, screenwriter Catherine Johnson (pointing), director Phyllida Lloyd, producer Judy Craymer and Abba member Bjorn Ulvaeus. REUTERS/Bob Strong
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