I've always wanted to be a spaceman. - Biff Tannen

"I've always wanted to be a spaceman."

Biff Tannen Dreams

More from Biff Tannen

"I'm your density. I mean, your destiny."

"Make like a tree and get outta here!"

"Nobody calls me chicken!"

"You're my favorite girl, McFly."

"This is going to be a great show!"

"Dreams are what make life worth living."

"Never stop dreaming big."

"Dreams are what keep us going."