‘Avengers: Endgame’ cast puts superhero twist on Billy Joel classic
(New York Post Movies)

It’s a superhero singalong. Headliners of the Marvel Cinematic Universe took a break Monday from hyping “Avengers: Endgame� to crank out some karaoke on “The Tonight Show with Jimmy Fallon.� The star-studded crew’s cover of Billy Joel’s 1989 hit “We Didn’t Start the Fire� served as a suitable follow-up to their funny take on “The...