Musically, rock has centered around the electric guitar, usually as part of a rock group with bass guitar and drums.

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He was living in Mill Valley then, playing bass in a rock band called Stick Figures.

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The winner of the first round was Nicole Fiorentino, a 33-year-old with red lips, black hair and black-rimmed glasses, who plays bass in the rock band the Smashing Pumpkins.

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Variety in the crowd is matched by the variety of music you will hear -- everything from cover bands to Indian rock acts, solo singers to drum and bass DJs.

BBC: India��s indie music scene

As its name suggests, opening act Does It Offend You, Yeah? doesn't take itself terribly seriously: The British electro-rock band infuses its ambitious and chaotic music with bass slaps, cowbells, and signifiers of '80s pop, not to mention healthy doses of electronic screeching.

NPR: Black Kids and Does It Offend You, Yeah? in Concert

These are musicians who "contributed to the architecture of rock 'n' roll, " Padnos says, by transforming the traditional, bass-heavy New Orleans jazz of the marching band and whorehouse piano into something entirely new.

FORBES: Magazine Article

Australian outfit No Anchor understand how to make sinister noise-rock that sounds great: Their 2011 album, Real Pain Supernova, includes slabs of distorted bass notes that rumble and quake, sludgy riffs played at a crawling pace, shrieks of feedback that shoot skyward, and harrowing vocals punctuated with shrill wailing.

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