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UPDATE (2/9): Zedd just revealed the second phase of his WELCOME! benefit concert. Bebe RexhaCamila CabelloMachine Gun KellyMiguel and Mija have all joined the star-studded lineup.

Zedd announced the lineup for his WELCOME! fundraising concert, whose proceeds will benefit the American Civil Liberties Union. The producer/DJ called upon friends Halsey, Daya, SkrillexIncubusImagine DragonsTinashe and Macklemore to perform during the event.

"As an immigrant myself I feel the need to stand up for what I believe is right," Zedd said on Twitter. "I didn't wanna sit around and watch so I decided to take action and ask my friends to help me out and come together to put on a concert. I asked artists to perform anywhere from 3 songs to 30mins...some artists will do acoustic sets, some will do unique collaborations."

This is only phase one of the lineup, so we'll update once Zedd unveils the other artists that will make appearances. The ACLU benefit takes place on April 3 at Los Angeles' Staples Center. See the producer's announcement tweets below:

Zedd is one of many celebrities matching fans' donations to the ACLU and other great causes. Next, throw it back to 2013 where Zedd spoke to Fuse about how Skrillex changed his life: