Help! Major case of writer's block! Need some inspirations

Okay so I need to write a new song for rockband but can't come up with anything if I don't soon I'm going to go insane my band won't have the extra song.

Check out the KHHS rock bands

Wanna hear some kids with awesome music then go to http://reverbnation.com/khhsmusic and check out Desprate Alchemey, The Natives, and more. You'll see what teenagers can do.