The art of rock

Skinny Puppy poster, design by R. Black At, a website based in Calgary, you can find thousands of recent and vintage concert posters. There truly are some amazing works of art to be found on the site (like this one for Skinny Puppy), which may give you inspiration in case you have to do some designing yourself.
“Dedicated to the artists, designers and musicians who create amazing gig posters to advertise shows and events. The art of gig posters, flyers, and handbills showcases the talent of many designers who see little to no profit for creating gig posters.” There are also posters for sale.