The legendary musician spoke with Bono at the Tribeca Festival about their music and activism before the duo joined Patti Smith on a rousing rendition of "People Have the Power."

Bruce Springsteen apologizes to Bono, sings with Patti Smith at Tribeca Festival.

Bruce Springsteen sat down with Bono to discuss democracy, activism, human connection - and apologize to the U2 frontman on the 25th anniversary of the Tribeca Fest.