A cover of Bruno Mars' "Grenade" Youtube thanks for the support! Please continue to comment, like, share and subscribe: facebook.com/architectbyday twitter.com/architectbyday youtube.com/architectbyday "Grenade" is a song performed by American singer-songwriter and producer Bruno Mars from his debut studio album Doo-Wops & Hooligans.The first track from the album, it was written by Mars along with his production team The Smeezingtons with Brody Brown, Claude Kelly, and Andrew Wyatt.