I’ll hand you straight over to Activision:

“Guitar Hero(R) Announces Fall Lineup Featuring Groundbreaking DJ Hero(TM) Title andNew Guitar Hero(R) 5 and Band Hero(TM) Games.

-Innovative DJ Hero Game Expected To Transform How Consumers Engage with Music –New Guitar
Hero 5, DJ Hero and Band Hero Expand the Category with Fun-to-Play Experiences and Innovative New
Technologies and Features –Fall Slate Delivers Largest Variety of Music and Hottest Artists.”

If you want to read the full press release click for more. Read more on Activision Line-Up Next Guitar/Band/DJ Hero For 2009…