Lil Dicky Confirms Justin Bieber Collab, Biebs Responds

After a Justin Bieber retweet of Lil Dicky announcing a new song and video sparked rumors that it was a Biebs/Dicky collab, Dicky confirmed it yesterday, with Biebs responding "let's save the world."

Apparently the video is slammed with big stars, too -- DJ Khaled, Adam Levine, Katy Perry, and more!