Heidi and Britney
Known less for their vocal prowess than their publicity whorage, the tabloid princesses have teamed up for a duet called "Dramatic."
We included this trend under "Celebrity Buzz" rather than "Music Buzz," because doing so would have been an insult to anyone who's ever taken a piano lesson.
Editorial note: Whoa! You've found a super-old post here on BuzzFeed, from an earlier era of the site. It doesn't really represent where we are anymore, and may in fact be totally broken, but we're leaving it up as a part of our early history.