The mice are on the loose after hours in a doctor's office, playing with the various pieces of medical apparatus. Susie Mouse is caged for research until her lover Johnnie frees her. A mouse orchestra plays a swinging wedding song. But throughout, a cat is stalking...
- Genre: Comedy, Family, Animation
- Studio: Leon Schlesinger Productions
- Keyword: jazz, biology, cat, mouse, chemistry, conductor, man woman relationship, breaking the fourth wall, laboratory, singing, cat and mouse, cartoon cat, animals, cartoon mouse, damsel in distress, big band, short film, music, merrie melodies
- Cast: Margaret Hill-Talbot, Mel Blanc, Bernice Hansen