In Mamma Mia,during the song Dancing Queen, Abba's piano player Benny Andersson makes a quick cameo : r/MovieDetails
Mia Benny (@scarlet_benny98) • Instagram photos and videos
Benny - Mía (con letra) - YouTube
Abba's Benny Andersson says Mamma Mia 2 is playing it safe | Daily Mail Online
Russian Cast"MAMMA MIA" Benny Andersson/Bjorn Ulvaeus/Songs of ABBA/Catherine Johnson 2014 Moscow Souvenir Program (Playbill) at Amazon's Entertainment Collectibles Store
Mia Benny (@scarlet_benny98) • Instagram photos and videos
Mamma Mia 2: ABBA's Benny Andersson gives verdict on Pierce Brosnan singing | Films | Entertainment | Express.co.uk
Mia Benny (@scarlet_benny98) • Instagram photos and videos
Mamma Mia! Benny Andersson to release solo album with piano recordings of ABBA hits | wiwibloggs
Mia Benny (@scarlet_benny98) • Instagram photos and videos
Mamma Mia! 2 Exclusive: Benny Andersson, Björn Ulvaeus & Ol Parker | Studio 10 - YouTube