'Avengers: Infinity War' Cast Sings 'The Marvel Bunch' - Watch Now!

Here’s the story…of a bunch of superheroes!
Several members of the superstar cast of Avengers: Infinity War made a fun cameo on The Tonight Show Starring Jimmy Fallon on Wednesday night (April 25).
PHOTOS: Check out the latest pics of Scarlett JohanssonTogether, a bunch of the superstar cast of the upcoming movie – Scarlett Johansson, Chris Evans, Chris Pratt, Chadwick Boseman, Anthony Mackie, Chris Hemsworth and Benedict Cumberbatch – sang along to the fun theme, spoof