Just when I thought I'd seen Shakespeare used in every way imaginable — I saw something new. Here's an article by Wired on kits for repairing scratches on cars. And who did they choose to quote? Why, Mercutio, naturally, after he has been fatally stabbed by Tybalt in Act 3 Scene 1 of Romeo and Juliet. Here's a link to the fantastic 1968 Zeffirelli movie.