I found an awesome book of sleazy pickup lines and 'rebuttals' at a used book store. There were pictures. I edited them because drawing in books is fun. The End.
I've used that kind of response for "What's your sign?" before, I think I answered "Trespassers will be prosecuted."
I found some nerdy ones: ''If I was an enzyme, I'd be helicase, so I could unzip your genes'' ''You must be Calcium Bicarbonate, because if you let me get you wet, the reaction would be explosive'' ''That dress would look better if accelerating towards the floor at 9.8 m/s'' These were the best of about 100