Welcome to 2012 late night, _flossers! It's time once again for GUESS THE THEME. All the clips below have something in common. Leave your best guesses in the comments.

The Shangri-Las - Leader Of The Pack

Stevie Wonder - I Just Called To Say I Love You

Gordon Lightfoot - Wreck Of The Edmund Fitzgerald

Aretha Franklin - Angel

Marvin Gaye - Let's Get It On