In classic American musicals, there's usually a supporting--other--couple. Here's a tribute to Nathan and Adelaide, Ado Annie and Will Parker, Fraulein Schneider and Herr Schultz, and many more.

Broadway's troubadour of the 1950s, Frank Loesser was a master of melody. Some of the greatest pop and jazz performers--Ella Fitzgerald, Bill Evans, Bobby Darin, Eliane Elias--roll the dice with Loesser's tune.