Guys and Dolls is a musical with music and lyrics by Frank Loesser and book by Jo Swerling and Abe Burrows. It is based on “The Idyll of Miss Sarah Brown” and “Blood Pressure”, two short stories by Damon Runyon,¹ and also borrows characters and plot elements from other Runyon stories, most notably “Pick the Winner.” Premiering on Broadway in 1950, it ran for 1,200 performances and won the Tony Award for Best Musical, and has had several Broadway revivals as well as West End productions.