Katie loves them. Katie loves them a whole lot. When one finishes, she smiles, looks up, and says "Again!" Perhaps we should work on "Again, please!"
The really bad thing is that the title theme is catchy. Annoyingly catchy. And it gets into your head. And it won't get out. (I'd link to it, but the links don't appear to work in the U.S.)
Yes, not so much an earworm. More of an earsheep.