Silliest songs. Thirteen-year-old Rebecca Black's slightly silly stream-of-consciousness song "Friday" became a YouTube sensation. Like Black's hit, some of the ditties on our shortlist of the silliest songs became one-hit wonders, while others are relegated to obscurity.

Silliest songs. Thirteen-year-old Rebecca Black's slightly silly stream-of-consciousness song "Friday" became a YouTube sensation. Like Black's hit, some of the ditties on our shortlist of the silliest songs became one-hit wonders, while others are relegated to obscurity.