So far as I know, anything worth hearing is not usually uttered at seven o'clock in the morning; and if it is, it will generally be repeated at a more reasonable hour for a larger and more wakeful audience.

After George Washington Slept Here (1940) Kaufman and Hart called it quits although throughout the 1930s Hart worked both with and without Kaufman on several musicals and revues including: Face the Music (1932); As Thousands Cheer (1933) with songs by Irving Berlin; Jubilee (musical) (1935) with songs by Cole Porter; and I'd Rather Be Right (1937) with songs by Richard Rodgers and Lorenz Hart. During a troubled out-of-town tryout Hart had a heart attack. "


Career
After working several years as a director of amateur theatrical groups and an entertainment director at summer resorts he scored his first Broadway hit with Once in a Lifetime (1930) a farce about the arrival of the sound era in Hollywood.