Every now and then artists and writers like to pay homage to things that inspired them, or just for the sake of a funny joke. Comic Book Resources has been collecting a god number of them over the weeks, and you can find an archive of them here:
They highlight some from older as well as contemporary and new releases. This week they featured James Bond showing up in Nick Fury, a Stephen King character in American Vampire, and an alien Bart Simpson in Silver Surfer!