Other side effects include dizziness, headache, and feeling jittery. After that, it was "hectic, jittery hockey". He's always clumsy, jittery, and dropping things "except" when he's working with high explosives. The two become friends, although he is still somewhat jittery when he and Nick meet. Synths click out a jittery, jagged background. Playable models of the game had been described as unstable, with a jittery framerate. He seems vulnerable and jittery at times. "Saved by Zero" features a repetitive, jittery staccato guitar riff and corresponding bass. Because citizens were considerably jittery and armed with guns, Texarkana became a very dangerous place. The result is a slightly jittery picture, which appears to jitter in a cyclic fashion. The musical composition is built on swirling piano and jittery calibrated drums. The song contains a "jittery beat" that is used with quick drums and synths. "deliver a pang of nostalgia with flecks of jittery pop and boom bap". "Empty" is an electronic ballad incorporating trip hop, propelled by a "jittery, mellowed-out jungly beat". The instrumentation includes jittery keyboards, synthesizers, percussion and electronic musical instruments.