The point of them is to get stuck in our head but some of them do a better job then others. I'm sure after this list, you'll be singing one of them for the rest of the day.
There's a scientific study for everything these days. The latest comes from a group of intellectuals who studied, of all things - ear worms (songs that you can't get out of your head) Here were the results.
"Christmas , Christmas time of year... time for joy and time for cheer" That little ditty from The Chipmunks was rolling around in my head when I awoke today.