like fall out boy and many rock bands

I’m looking for a store or a magazine I could buy with cool posters inside (normal ones like 16" by 20"). I don’t mean people like miley cyrus or jonas brothers or Zac efron. I mean real singers like avril lavigne or fall out boy or justin timberlake or fergie or chris brown or american rejects or… you get the idea. plz help!

I am looking for like alternative music posters. I really can’t find any good ones. Some bands that I like are the Rocket Summer, Panic at the disco, Hellogoodbye, the Hush Souns, All Time Low, The Maine, Fall Out Boy, Death Cab for Cutie, Cute is What we Aim for, The Academy Is…, and Forever the Sickest Kids. (these are just examples for some of the bands I would like. any posters along this line are good)