The reunion that rock fans never thought they'd see is actually happening: Axl Rose and Slash are getting back together. The long-feuding duo are set to play their first show together since 1993 tonight, April Fools' Day, at the Troubadour, followed by Guns N' Roses gigs in Vegas and Mexico City, at Coachella and throughout North America. It's just the latest wild move for a band that has had more than a few insane moments over its tumultuous history. Many of those tales are well-known and consecrated in rock lore; others are less familiar to the casual fan. Watch above to catch up on some GN'R trivia.