The Making of Feist's "1 2 3 4" video

The original video is, of course, so adorable and sweet it'll make your teeth rot right out of your head. But it's ebullient infectiousness -- smartly capitalized upon by Apple -- can be appreciated on a whole other level by watching this very lo-fi behind-the-scenes peek at how it all came together:

Yeah, you're pretty much going to have that song stuck in your head all day. Sorry 'bout that.