Nick made some of the biggest videos on MTV, including "The Final Countdown," "Heaven" and "Don't Know What You Got (Till It's Gone)."
Surprise exits, a catfight and some very memorable performances make our list of the most memorable Idol moments.
Michael J. Fox, Colin Farrell, Reese Witherspoon, Gwyneth Paltrow and George Clooney: Which actors really sang in their movies?
John tells the "St. Elmo's Fire (Man In Motion)" story and explains why he disappeared for so long.
Switchfoot's frontman and main songwriter on what inspires the songs and how he got the freedom to say exactly what he means.
Katy Perry mentions McDonald's, Beyoncé calls out Red Lobster, and Supertramp shouts out Taco Bell - we found the 10 restaurants most often mentioned in songs.