My Three Sons
S06E07 Mary-Lou
Chip has a crush on an older girl named Mary Lou. When Steve encourages his lovestruck son to ask her out to clarify his feelings, Chip decides to call her, introducing himself as "Douglas." Mary Lou is thrilled, mistakenly believing she’s going on a date with Robbie Douglas, a real college freshman.
Season 6 Episodes
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The First Marriage
Red Tape Romance
Brother Ernie
Robbie and the Chorus Girl
There's a What in the Attic?
Office Mother
Mary-Lou
Monsters and Junk Like That
Charley and The Dancing Lesson
My Son, The Ballerina
The Ernie Report
The Hong Kong Story
Marriage and Stuff
Douglas-A-Go-Go
Charley The Pigeon
What About Harry?
From Maggie, With Love
Robbie and the Slave Girl
Steve and The Huntress
Robbie The College Man
Whatever Happened to Baby Chip?
Robbie and The Little Stranger
Call Her Max
Kid Brother Blues
Robbie's Double Life
Our Boy in Washington
Ernie and That Woman
The State vs. Chip Douglas
A Hunk of Hardware
The Wrong Robbie
The Wheels
London Memories