I think it has to be 'Dancing queen'
But tonight's celebrity caller and genuine ABBA fan, the discokingpin, says it's 'If it wasn't for the nights'.
(misusscompiler No cornflakes? No eyes? No problem !, Wed 15 Feb 2012, 23:11, archived)

disco
www.b3ta.com/talk/7448330
( (|D[ekionplexis B3ta.com: fictional child porn is OK, Wed 15 Feb 2012, 23:30, archived)