The KAABOO Festival will take place at Del Mar Fairgrounds in Del Mar, CA on September 14-16. The Foo Fighters, Katy Perry, Imagine Dragons and Robert Plant with the Sensational Space Shifters will headline the festival. Also scheduled to appear are Halsey, Post Malone, Wiz Khalifa, N.E.R.D, Incubus, Earth, Wind & Fire, Gucci Mane, Slash … More 2018 KaaBoo Festival Announces Headlining Acts and Dates – Concert Tickets