Björn Ulvaeus
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Björn Kristian Ulvaeus is a Swedish musician, singer, songwriter, and producer best known as a member of the musical group ABBA. He is also the co-composer of the musicals Chess, Kristina från Duvemål
Ulvaeus in 2025
Björn Ulvaeus (second from right) with Hootenanny Singers, 1967
Ulvaeus in 1978
Mamma Mia! (musical)
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Mamma Mia! is a jukebox musical written by British playwright Catherine Johnson, based on songs recorded by Swedish group ABBA and composed by members Benny Andersson and Björn Ulvaeus. The musical's
West End promotional poster
The original home of Mamma Mia! The Prince Edward Theatre
Mamma Mia! made its North American debut at the Royal Alexandra Theatre in Toronto
Mamma Mia! on Broadway