It was a great year for metal in 2011 and Megadeth's "Public Enemy No. 1" is among five songs that prove it as 2011 Loudwire Music Awards nominees for Metal Song of the Year. Megadeth proved that they are still going strong with "Public Enemy No. 1", a hard-hitting tune off the legendary metal act's 13th album, "TH1RT3EN". Cast your vote for Metal Song of the Year at Loudwire.com. Voting ends Jan. 1, 2012 at 11:59PM ET.