Not all of us can sound like Kelly Clarkson when belting "Since U Been Gone." Most people don't, in fact, as demonstrated when The Tonight Show Starring Jimmy Fallon gave a fun mix of celebrities ...

Married actress Rachel Brosnahan, who received an Emmy for her performance on The Marvelous Mrs. Maisel and is now starring ...

The group included Fallon, Shaquille O'Neal, The Roots, Anthony Anderson, John Oliver, Mumford & Sons, Meghan Trainor, and future Superman star Rachel Brosnahan, as well as Clarkson herself.