Short of Marilyn Monroe serenading JFK, this is the best birthday tribute we can remember!
The Rolling Stones performed Saturday in London to commemorate their 50th year in the business — wow, we feel old!
Mary J. Blige was one of many talented performers to help the band celebrate the big five-zero in style!
Ch-ch-check out Mick Jagger and Mary J combining vocal talents in this ah-mazing rendition of Gimme Shelter (above) — an iconic single released two years before the talented R&B artist was even born!
Other special guests included the legendary Jeff Beck and former bandmates Bill Wyman and Mick Taylor.
This was the Stones' first gig in five years, but they clearly haven't slowed one bit!!