Ranked #33 of 36 in Season 1•−0.4 vs season avg
Chip brags to his new playmate that his genius brother Robbie can fix almost anything. Soon Robbie is repairing a Grand Piano and has five minutes to have it fixed before the boy's mother comes in and wants to practise a new tune on
Fred MacMurray
Steve Douglas
Don Grady
Robbie Douglas
Tim Considine
Mike Douglas
Stanley Livingston
Chip Douglas
William Frawley
Bub O'Casey
Peter Tewksbury
Director
David Duncan
Writer
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"Off Key" is episode 25 of My Three Sons season 1. It scored 6.9/10 from 83 votes, ranking #33 of 36 episodes this season (season average 7.3). Directed by Peter Tewksbury and written by David Duncan, it aired on March 16, 1961.