Mariah Carey making an epic comeback, and Usher releasing his magnum opus. Let's take a look back at some of the best R&B songs that were released from 2000 - 2009.

The 2000s were the last decade to give us a string of classic rock songs that people still remember. It was also an eclectic time for rock ‘n’ roll, considering that Green Day and Linkin Park managed ...