Who said "I may be green, but my heart is true."?

This quote is attributed to Luigi.

I may be green, but my heart is true. - Luigi

"I may be green, but my heart is true."

Luigi Truth

"It's-a me, Luigi!"

"Mamma mia!"

"Let's-a-go!"

"I'm-a scared, but I'm-a going anyway!"

"Lucy, you got some 'splainin' to do!"

"You must always be honest with the people you love."

"Truth always comes out in the end."

"Honesty is always the best policy."