Who said "The only time I open my mouth is to change feet."?

This quote is attributed to Lucy van Pelt.

The only time I open my mouth is to change feet. - Lucy van Pelt

"The only time I open my mouth is to change feet."

Lucy van Pelt Humor

"I don't have inferiority complex, I have an inferiority reality."

"Life is like a ten-speed bicycle. Most of us have gears we never use."

"The secret to happiness is a good psychiatrist... and five cents."

"I love mankind... it's people I can't stand."

"Never underestimate the power of a good laugh."

"Laughter is the best medicine."

"A good laugh is the best medicine."

"Laughter is contagious and wonderful."