Mastodon and Feist are pleased to announce that they will release a digital version of their popular 7" vinyl single, "A Commotion" / "Black Tongue," today - Tuesday, July 31st via Warner Bros. Records and Cherrytree/Interscope Records. The tracks will be available at all participating digital retailers. Click here to order.

This highly sought after release will also include a special Interactive "A Commotion" music video directed by Vice Cooler, and will also premiere today on and The video is launched by an HTML5 "Feistodon" video app that allows users to crossfade between Feist and Mastodon's versions of the "A Commotion" to make their own unique versions.

The "Feistodon" split-single was one of the most in-demand exclusives during Record Store Day this past April 21st. It features Mastodon covering the Feist song "A Commotion," from her current highly acclaimed current album "Metals" (Interscope) while Feist covers Mastodon's "Black Tongue" - a track from the Atlanta rock band's critically lauded present album The Hunter. Only 5000 color vinyl 7" singles were pressed up and sold out instantly.

Mastodon and Leslie Feist met while appearing on the same episode of UK talk show Later... with Jools Holland last October. They were both so impressed with each other's performances that they decided to work together.