When I first heard that song,
my immediate reaction was, "Shit, they totally ripped off that tune from Edgar Froese's 'Stuntman'!"

Then I looked up when "Mamma Mia" was released and realised that if anything, it was the other way round.
( The Mock TurtIe ™ --- Thinks you are a cunt, on, Mon 18 May 2009, 0:04, archived)

Generic pop.
It must be hard not to sound like something else.
( The Cat's Mother Not a People Person., Mon 18 May 2009, 0:06, archived)