Um Jammer Lammy NOW!! (ウンジャマ・ラミー NOW!! Un Jama Ramī NOW!!?) is an arcade game developed and released by Namco in December 1999; it runs on Namco System 12 hardware, and is an arcade version of the game Um Jammer Lammy, which was developed by NanaOn-Sha and intended as a sequel to PaRappa the Rapper. The game uses a unique guitar-shaped controller mounted onto the cabinet.