Man either she is one of those weirdo broads who claim they just go to female strip clubs to 'hang out', she's a lesbian, she's going to strip herself, or she's up there with some dude who invited her. None of them are a positive sign and it is a sign for you to keep it pushing.
I forgot this quote. 

you know damn well that in the entire history of mankind, no man ever felt the need to give a three page letter to a bytch he actually got to fukk.