Grammy-winning artist Bruce Springsteen has been selling out stadiums for years, but it's still hard for us to believe the "Born in the U.S.A." singer just turned 65!
In celebration of the milestone, scroll down to see the The Boss' best duets (plus one sextet!)
- Paul McCartney: "I Saw Her Standing There," "Twist and Shout"
- Elton John, Lady Gaga, Sting, Blondie & Shirley Bassey: "Don't Stop Believin'"
- Billy Joel: "New York State of Mind"
- U2: "Stand By Me"
- R.E.M: "Man on the Moon"