Head over to Feist’s official online store and you can download her version of “Black Tongue,” and Mastodon’s take on “A Commotion.” This marks the first time the songs have been officially released since the initial run of 5,000 colored vinyl copies sold out on Record Store Day.  To coincide with the release, Feistodon have released an an interactive video for “A Commotion.” Check out the clip here.