Scoring four nominations for this year's MTV Video Music Awards sent Bruno Mars to tweetin'. Among his tweets after the July 20th announcement:

"4 Nominations!?!?!?! THANK YOU @ MTV"

Mars' video for "Grenade" is up for Video of the Year, competing against Katy Perry ("Firework"), Adele ("Rolling in the Deep"), Tyler the Creator ("Yonkers") and the Beastie Boys ("Make Some Noise"). He gave shout outs to to his competitors via twitter: "@mtvnews @f---tyler @katyperry @beastieboys Damn!! All great videos!! Congrats to you guys. #SeriousCompetition."

He concluded his tweet-ful night by encouraging his fans to vote:  "But seriously?? Who drags a piano across town in some church shoes??? The Brunz does!!! HOOLIGANS VOTE!!!"

You rooting for Mars or got other favorites in mind? See the full list of nominees by clicking the link above.