|Tim Robbins||The Stranger|
|Ben Stiller||Guitar Store Dude|
|Colin Hanks||Drunk Frat Dude|
|David Krumholtz||Frat Boy 2|
|Jason Segel||Frat Boy 1|
|Meat Loaf||Jack's Father|
|Amy Poehler||Truck Stop Waitress|
Musicians JB and KG begin a friendship that could lead to the formation of the greatest rock band in the world. To make that dream come true, the righteous duo embark on a quest to find a legendary guitar pick that possesses supernatural powers.