It may or may not be be backhanded way of flirting with the teacher, but any reference to the song that the citizens of Canada, America and the rest of the world can't get out of their collective heads is an automatic A+.
People who aren't aware of Canadian pop music or the listening habits of Selena Gomez might not know the original version, but I think everyone can agree that this cowbell remix succeeds in perfecting the unperfectable.