Do pick-up lines even work?
She says: No. Pick-up lines are super-cheesy. She’s probably had 20,000 guys come up to her and say the same thing before.

What are the signs that she’s interested?
She says: Eye contact. If she’s looking at you, she thinks you’re cute. The other sign is that we start to play with our hair; I’ve refuted this big time, but I’ve been caught doing it myself.