Fat Bobby
Platform: Atari Lynx
Region: USA
Media: Cartridge
Controller: LYNX Gamepad
Genre: Platformer 
Gametype: Licensed
Developer: Lore Games
Publisher: Telegames, Inc.
Players: 1
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Fat Bobby, the lead guitar player, has had his musical group kidnapped by the evil Dr. Mephisto. You guide Bobby thru a multitude of levels in this classic platform hopper.  Collect notes and hints, as you encounter the henchmen of Dr. Mephisto.  That guitar can "strum" more than just notes!

http://www.gamefaqs.com/portable/lynx/home/586947.html