Who said "Every imaginary friend has a story worth knowing."?

This quote is attributed to Frankie Foster.

Every imaginary friend has a story worth knowing. - Frankie Foster

"Every imaginary friend has a story worth knowing."

Frankie Foster Imagination

"I'm here to help, that's what I do."

"Imaginary friends are real where it counts - in the heart."

"Sometimes the best thing you can do is just listen."

"Every imaginary friend deserves a chance to be happy."

"Imagination is more powerful than knowledge."

"The world is full of wonders if you know where to look."

"You have the imagination of a child, Lucy"

"The world is full of mysteries waiting to be solved."