Top ten below the fold, and I'd argue that two of them aren't bad songs at all -- Justin Bieber's "Baby" and Rebecca Black's "Friday -- but rather reflect unfortunate fuddy-duddy bias against well-crafted teen pop. "You Light Up My Life," on the other hand, is an abomination.
1 Starship, "We Built This City"
2 Baha Men, "Who Let The Dogs Out"
3 Billy Ray Cyrus, "Achy Breaky Heart"
4 Paul Anka, "(You're) Having My Baby"
5 Los Del Rio, "Macarena"
6 Debby Boone, "You Light Up My Life"
7 Rebecca Black, "Friday"
8 Justin Bieber, "Baby"
9 Nickelback, "Rockstar"
10 Rod Stewart, "Do You Think I'm Sexy"