Last night, Darth Vader came down from the planet Vulcan and said that if I didn't take Lorraine to the dance, that he'd melt my brain.

More from Back to the Future

• You're so gullible, McFly!
• Roads? Where we're going we don't need...roads.
• Let’s see if you bastards can do 90.
• Wait a minute, Doc, are you trying to tell me that my mother has got the hots for me?
• Wait, hold on Doc, are you telling me that you built a time machine...out of a Delorian?
• What the hell is a jigawatt!?