The Clash, "London Calling". Their greatest track? I don't know what I'd choose ... "Safe European Home"? "Complete Control"?
Chic, "Good Times". Their greatest track? What else ... "Le Freak"? Rodgers and Edwards sued and got songwriter credits for:
The Sugarhill Gang, "Rapper's Delight". Their greatest track? What else?
Michael Jackson, "Don't Stop 'Til You Get Enough". His greatest? Some might choose "Billie Jean", but I'd cheat and easily go with "I Want You Back".
The B-52's, "52 Girls". Their greatest? I suppose most would choose "Rock Lobster", but for me, the only real alternative is "Private Idaho".
Graham Parker, "Local Girls". Their greatest? OK, I'm stretching ... it's not even the best song on Side One of Squeezing Out Sparks. I'll vote for "Don't Ask Me Questions".
Earth, Wind & Fire, "After the Love Has Gone". Their greatest? It won a Grammy. OTOH, it was kept out of the #1 slot on the charts by "My Sharona". (I'm going with either "September" or "Shining Star".)
Delta 5, "Mind Your Own Business". Their greatest? It was their first. Sure, I'll vote for it.
Pink Floyd, "Comfortably Numb". Their greatest? Those who consider David Gilmour solos to be integral to any discussion of best Pink Floyd tracks probably vote for this. But my favorite Gilmour solo is this one: