21st Century Artists has presented The Concert: A Tribute to ABBA, the ultimate ABBA tribute show throughout North America, for well over 20 years. The audience and press all agree—“This is the closest to ABBA you’ll ever get!” The top ABBA tribute group in the world, The Concert performs the most iconic hits, including “Mamma Mia,” “S.O.S,” “Money, Money, Money,” “Knowing Me, Knowing You,” “Waterloo,” “Gimme, Gimme, Gimme,” and “Dancing Queen.”