A new trailer out Thursday for Denzel Washington's upcoming film, The Equalizer, showcases a new collaboration from Eminem and Sia.

The rapper on Wednesday had teased his contribution to the film, which also also a reunion with Sia, who was featured on "Beautiful Pain," off Em's latest full-length, last year's The Marshall Mathers LP 2.

It's unknown if a full version of the cut will appear on the film's soundtrack. The movie itself arrives in September.

Watch the trailer below.

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