For that price, you'll get 20 songs and four "instruments" to play on each, though all modes--including singing--are simulated by tapping the notes with your finger. Up to four players can jam together over bluetooth. Downloadable songs will also be available by way of a built-in store.

The tracklist and currently available DLC packs follow:

• Attack-30 Seconds To Mars
• Girls Not Grey - AFI
• Move Along - All-American Rejects
• Sabotage - Beastie Boys
• All The Small Things - Blink-182
• Hanging on the Telephone - Blondie
• Learn To Fly - Foo Fighters
• Everlong - Foo Fighters
• Bad to The Bone - George Thorogood & the Destroyers
• Hymn 43 - Jethro Tull
• Bad Reputation - Joan Jett
• Simple Man - Lynyrd Skynyrd
• Ace of Spades '08 - Motorhead
• Debaser - Pixies
• Ladybug - Presidents of The United States of America
• Give It All - Rise Against
• Lazy Eye - Silversun Pickups
• Cherub Rock - Smashing Pumpkins
• Take The Money and Run - Steve Miller Band
• We Got The Beat - The Go Go's

• Funk #49 by The James Gang / Let Love Rule by Lenny Kravitz
• I Was Wrong by Social Distortion / Girl U Want by DEVO
• The Kill by 30 Seconds to Mars / Here It Goes Again by OK Go
• This Is A Call by the Foo Fighters / It Hurts by Angels & Airwaves
• Today / Zero by the Smashing Pumpkins