Monday, January 13, 2014 8:34 AM

Footage of Robert Downey Jr. joining Sting on stage back in 2011 has emerged and gone viral overnight. The actor performed ‘Driven To Tears’ for Sting's 60th birthday party at the Beacon Theatre in New York, and did a pretty good job of it.

This is not the first time the duo have performed together, singing 'Every Breath You Take' together on Ally McBeal back in 2000...