Watch Jimmy Fallon and Joseph Gordon-Levitt Sing a Barbershop Cover of Rihanna's 'BBHMM'

Douglas Gorenstein/NBC
Joseph Gordon-Levitt,  Jimmy Fallon and the Ragtime Gals sing Rihanna's "Bitch Better Have My Money" on The Tonight Show Starring Jimmy Fallon on Sept. 24, 2015.

Rihanna's single "Bitch Better Have My Money" is many things -- lilting, though, it is not. At least until last night, when Jimmy Fallon and his Tonight Show guest Joseph Gordon-Levitt decided to put a barbershop spin on the pop anthem.

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Fallon and Gordon-Levitt sang the positively cheerful rendition of the song as a part of recurring sketch "The Ragtime Gals" -- watch the full clip below.