Bloc Party is a British rock band formed in 1999 in London. The group is known for its energetic sound that blends elements of post-punk revival and indie rock. Their debut album, Silent Alarm, released in 2005, received critical acclaim and helped establish them as a prominent band in the early 2000s music scene. The band's lineup consists of lead vocalist and guitarist Kele Okereke, guitarist Russell Lissack, bassist Gordon Moakes, and drummer Matt Tong. Over the years, Bloc Party has released several albums, exploring various musical styles while maintaining their distinctive sound.