JUST ADDED: 5 Seconds of Summer will be rocking the stage at this year's iHeartRadio Music Festival Village in Las Vegas! The band sat down with Ryan Seacrest to break the news. Click here to buy your tickets now, before they sell out!
WATCH: DJ Earworm has outdone himself with a new mash-up that features recent radio smash hits as well as songs that promise to be among the summer's hottest: Jason Derulo, "Talk Dirty," Ariana Grande "Problem," Pharrell Williams "Happy," Iggy Azalea, "Fancy," and Lil Jon & DJ Snake, "Turn Down For What."
It might be DJ Earworm's best work yet... Listen below and decide for yourself!