Ken Giles was getting down to some music in the Astros bullpen, but what was he listening to?

Closers obviously don't come into games until at least the eighth or ninth innings, so, what do they do before then? Apparently, as we saw in the first inning of Wednesday's Astros-Phillies game, they dance:

Yes, that's former Phillies reliever Ken Giles, who now closes out games for Houston. As you can see, he's an excellent dancer, but what song was he listening to? Please help us decide in the very important poll below: