Bigbang is a Norwegian (Norway) rock (rock (music)) band led by frontman �ystein Greni. Bigbang has been described as "Norways best live band", with their Radio Radio TV Sleep holding the honor of being the best selling live album ever to be released in their home country.

Though the spelling of the band name is often inconsistent, it is usually typecast "BigBang" or "Bigbang".