Who said "Dadgum, that's the best thing I ever heard!"?

This quote is attributed to Mater.

Dadgum, that's the best thing I ever heard! - Mater

"Dadgum, that's the best thing I ever heard!"

Mater Humor

"I'm a tractor tippin' fool!"

"Dadgum!"

"Well, I'll be!"

"You're my best friend!"

"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."