Until October 4, various singles, track packs and full albums will see prices slashed in half to help users grow their Rock Band catolog before the next game in the series sees release on October 26.

• R.E.M - Losing My Religion (now $0.99, original price $1.99)
• Flyleaf - Again (now $0.99, original price $1.99)
• Avenged Sevenfold - Bat Country (now $0.99, original price $1.99)
• The Runaways - Cherry Bomb (now $0.99, original price $1.99)
• Anberlin - Feel Good Drag (now $0.99, original price $1.99)
• Stone Temple Pilots - Interstate Love Song (now $0.99, original price $1.99)
• Jane's Addiction Nothing's Shocking Album (now $7.99, original price $15.99)
• Megadeth Rust in Peace (now $7.49, original price $14.99)
• Pantera The Great Southern Trendkill Album (now $7.99, original price $15.99)
• Rush Moving Pictures Album (now $5.49, original price $10.99)
• Slipknot 01 Track Pack (now $2.99, original price $5.49)
• Night Ranger 01 Track Pack (now $2.99, original price $5.49)
• Foreigner 01 Track Pack (now $2.99, original price $5.49)
• Rise Against 01 Track Pack (now $2.99, original price $5.49)
• The Offspring 01 Track Pack (now $2.99, original price $5.49)
• The White Stripes 02 Track Pack (now $2.99, original price $5.49)
• Nine Inch Nails 01 Track Pack (now $2.99, original price $5.49)
• Foo Fighters 03 Track Pack (now $3.49, original price $6.99)
• REO Speedwagon/Styx Tour '09 Track Pack (now $5.49, original price $10.99)
• Creedence Clearwater Revival 01 Track Pack (now $9.99, original price $19.99)