ABBA'S "DANCING QUEEN" Nº1 @ UK, 50º

 On September 4th 1976 ABBA got to nº1 in the UK with "DANCING QUEEN". At first it was called "BOOGALOO". It was written by Benny & Björn and also the only nº1 of the group in the USA. It would also be nº1 in other thirteen countries.