Madness are an English ska band from Camden Town, London, that played its first gigs as The North London Invaders in 1978 and was renamed Madness in 1979.The band started off in a small irish pub in Camden Town called the Dublin Castle The band continue to perform with their most recognised line-up of seven members, although their line-up has varied slightly over the years. They were one of the most prominent bands of the late-1970s and early 1980s 2 Tone ska revival.[2] Madness achieved most of their success in the early to mid 1980s. Both Madness and UB40 spent 214 weeks on the UK singles charts over the course of the decade, holding the record for most weeks spent by a group in the 1980s UK singles charts. However, Madness achieved this in a shorter time period (1980–1986).