Last week, we asked Rolling Stone readers to name their favorite music video of all time – and we compiled the votes into an official top 10 list.
Now it's time for a new weekend rock question: Wh0 is the best R&B/soul singer of all time?
The Hottest Live Photos of the Week
You can vote here in the comments, on facebook.com/rollingstone, or on Twitter with the #weekendrock hashtag.