Who said "Even when things get tough, keep smiling."?

This quote is attributed to Sonic the Hedgehog.

Even when things get tough, keep smiling. - Sonic the Hedgehog

"Even when things get tough, keep smiling."

Sonic the Hedgehog Happiness

"Gotta go fast!"

"I'm outta here!"

"No time for this!"

"You're too slow!"

"Babalú!"

"My greatest joy is making people smile."

"Laughter and love make a home."

"The best things in life are free."