Quick Cover: 21 Guns ~ Green Day Mrz 31, 2016 1039, 21st century Breakdown, Cover 21 guns, Cover Green, Cover GREEN DAY, Cover Punk Rock, Cover Rock, Like 0 Thanks! You've already liked this « Alice Oliveira Stray heart – Green day (cover) » Sunday Morning – Xavier Callicott & Brodie Holifield (Maroon5 cover)