This one comes via Pharyngula. PZ Myers managed to write the entire syllabus for a course that involved creationism/intelligent design:

A magic man done it.

Yup, that's it. You can close your mouths and start clapping now. Apparently, PZ has the line from this video:



I think it's absolutely hilarious and should be THE tagline for anyone arguing with someone promoting ID/creationism as a science subject in school.