I just realized this is relevant because there's a certain soon-to-be Sounder in here!
I swear, every time I go 'waka waka' in my head, the song gets catchier. It's not EXALIFTIN, but I like Shakira, so... yeah.
BTDub's the tune and lyrics come from this song, from Las Chicas del Can from Dominican Republic. Yeah, FIFA, that makes sense.