Some of the country's biggest artists got their start in 2003. We caught up with many of them to hear about the old days, and how much things have changed. 

The compelling story behind iconic fundraiser song We Are The World makes for a suspenseful, star-studded pop music documentary.

"The clapping from strangers wasn't nourishing my soul," she said in 2014. So she focused on friendship, sobriety, and staying out of the spotlight.

Retro Month continues this week with classic episodes, interviews, performances and segments from Countdown and more. Tune in this Saturday from 10:30am and after midnight on ABC TV.