I started teaching myself guitar a couple months ago just so I could play that song. And it is still stuck in my head.
Lost In The Echo chorus...I'm not the biggest fan of that song but that chorus is always playing in my head
Caramelldansen (And for those who don't know that that is: http://www.youtube.com/watch?v=lHBUcnIW_Oc)
That one song by the cars. You the one. It goes doo doo doo doo dodoodoo, doo doo doo doo doodoo doo doo. Ya know.