Best pick up lines/openers

Hev BBV post your best pickup lines or ways to start talking to randomly chicks here.

If in a club or w/e I just ask them to dance most of the time. But in a coffe shop or pub I usually just use the standard

"did you see those two girls fighting before over there?"
It's pretty old but doesn't look like I'm trying to shoot an angle and girls love bitchiness LDO and always want to know what happened.

Anyone else got a favourite that they use