Mastodon, Megadeth, Baroness and Mutoid Man have joined forces for a rousing rendition of Fleetwood Mac‘s ‘You Make Loving Fun’.The video features former Megadeth guitarist Marty Friedman, Bill Kelliher of Mastodon, Johanna Sadonis and Nicke Anderson of Lucifer, Nick Jost of Baroness and Stephen Brodsky of Mutoid Man.