[ Okay, honestly he is real busy scaling a burning building here, but Persephone stands out, and more importantly he definitely saw that spooky vine action. He also sees her face, and using his well-honed bat-deduction skills is able to determine that she is definitely staring at his ass.

So, just before he jumps in the window, he leans back over the fire escape to flip her off. Cheerfully: ]

Real nice, asshole!

[ AND INTO THE BURNING BUILDING HE GOES, BYE FELICIA ]