We can observe some hipsters flirting habits in this scene. First, the hipster in need of love will ironically look around, his expression as uninterested as possible. When he finally spot his prey, he will quickly ignore it, sure of that his hipster sex-appeal has already acted and attracted the attention of the potential mate. Then our hipster will go for the kill and with finest, show his various and obscure tongue skills.
The hipsters will later meet up and mate. The process of hipster mating is so unknown that some sources state they might not even be aware of doing it.