Kamasi Washington, Angel Olsen, Remi Wolf and King Princess, among others. Watch Haim sing through the alphabet on Sesame Street above.

Pop stars have been singing the Muppets’ tunes (and vice versa) ever since. By Melena Ryzik How many ways can you sing about the letter B? On “Sesame Street ... Frog and Lena Horne rehearsing ...