LOL, this is an all time classic WYR!
I always thought the end all be all WYR is "Would you rather have passionate missionary unprotected sex with your mom, or suck your dad's cock while making eye contact throughout both!" LOL!
So answer your question, I'm gonna go with my girl Buck Angel. Mostly because I'm 99.999999999% sure I won't have a chance of getting hard, and the night will end because of it.