Slayer axeman Jeff Hanneman passed away Thursday morning after suffering liver failure. Although the metal master had spent the last three years recovering from a flesh-eating disease he contracted from a spider bite, Hanneman had spent the three decades prior rocking the world as one of thrash metal's reigning guitar gods.

From Megadeth's Dave Mustaine to Slash to Fall Out Boy's Pete Wentz to Grimes, here's what musicians (and even the Oakland Raiders) are tweeting about the late guitar legend.