As a warm-up for the forthcoming Screens on Lock 4 mixtape, Digital Trapstars have shared an unreleased Young Thug and Quavo track entitled "WTF You Doin." The track also features Rich the Kid, Duke, and production by DJ Durel ("Dab of Ranch," "Back to the Bando").

Screens on Lock 4, due this summer, follows last year's star-stacked Screens on Lock 3. The third entry in Digital Trapstars' increasingly popular mixtape series featured appearances from Sonny Digital, Gucci Mane, Jeremih, Lil Yachty, Offset, Lil Wayne, Yo Gotti, YG, and more.

Stream "WTF You Doin" below.

Thug has recently been teasing his forthcoming album Easy Breezy Beautiful Thugger Girls (E.B.B.T.G.). The self-described "singing album" has no release date and no tracklist, but at least we know this much:

Over the weekend, Thugger popped up on "Hold Tight," one of two mysterious Kanye West leaks. The other track, entitled "Euro (Switch Hands)," features contributions from ASAP Rocky. A snippet of "Can U Be" featuring Travis Scott also appeared online.

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Thugger appears on select dates of Future's Nobody Safe Tour, which also features support from Migos, Tory Lanez, and ASAP Ferg. The next Young Thug-featuring date is June 11 in Ridgefield, Washington: