guy shares his collection of successful tinder pick up lines 27 photos 2 Guy shares hilarious. It's hard to give someone grief for optimistically. If you're single, then you're probably on Tinder and if you're on Tinder, then you know the importance of an opening line. Here's a collection of some of the best. The real magic of Tinder is in your first impression, and these people are good examples of what a striking opener can do for you.