Willie NelsonCourtney Love Macklemore Theophilus London

We've already given you a complete festival guide for the summer, but now we have a few more music events for you to add to your calendar. From Theophilus London getting down at Prospect Park to Jennifer Lopez performing her newest single for Good Morning America, here are our top picks for the best free concerts in NYC this summer!

[Photos via Vogue, via, via]