Who said "A smile and a kind word can change someone's day."?

This quote is attributed to Tweety.

A smile and a kind word can change someone's day. - Tweety

"A smile and a kind word can change someone's day."

Tweety Humor

"I'm a tweety bird, that's me!"

"Suffering succotash! That's one angry cat."

"Hello, Doc!"

"Be vewy, vewy quiet... I'm hunting wabbits."

"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."