Rock Band Unplugged
Rock Band Unplugged is an expansion of the Rock Band series of music video games released for the PlayStation Portable. The game is developed by Backbone Entertainment in conjunction with Harmonix and is distributed by MTV Games and Electronic Arts. The game was released in North America and Europe on June 9, 2009.
The core game is functionally similar to the note-matching gameplay of Harmonix's previous titles, Frequency and Amplitude, with the player responsible for playing all four instrument…