High Quality Content by WIKIPEDIA articles! "Toxic" is a song by American recording artist Britney Spears, co-written and produced by Bloodshy Avant, from her fourth album, In the Zone. It was released on January 12, 2004, by Jive Records as the second single from the album. After trying to choose between "(I Got That) Boom Boom" and "Outrageous" to be the second single from In the Zone, Spears selected "Toxic" instead. A dance-pop song with influences of electropop and bhangra music, "Toxic" features varied instrumentation, such as drums, synthesizers and surf guitar. It is accompanied by high-pitched strings and breathy vocals. Its lyrics refer to being addicted to a lover. The song was well received by critics, who deemed it as the strongest track of In the Zone, while praising its hook and chorus.