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Sean Penn

Jason Merritt/Getty Images

Hollywood's biggest night is finally here, a night of glamour, ceremony and...unforgettable quotes?

Whether it's Sean Penn's quasi thank-you, Marion Cotillard's love of all things that go "Boom!" or a Japanese animator quoting Styx, the industry's heavy hitters routinely use their time on the Oscar stage to make sure we don't forget 'em.

We're in for more great moments tonight, so get warmed up with our list of the best things ever said at the Academy Awards. And don't forget to watch our Live From the Red Carpet coverage today on E!