Nobody's more surprised at this than yours truly. After hearing her sing with her Husband (I should say screeching), she's come a long way. Not bad for 78.

A quick glance at Billboard's Dance/Club Play Songs chart shows many unsurprising names: Britney Spears, Rihanna, Taio Cruz, Kylie Minogue and Florence + The Machine. Up above all of them, at the Number One spot, is Yoko Ono with a dance remix of her super obscure 1972 album track "Move On Fast." It's her sixth consecutive Number One dance hit.

"Those are all incredibly creative people on the chart with me," Ono tells Rolling Stone. "I respect Lady Gaga very much. I feel a touch guilty that I'm up there. But it's all right, that happens."