Florence and the Machine (stylised as Florence + the Machine) are an English indie rock band that formed in London in 2007, consisting of lead vocalist Florence Welch, keyboardist Isabella Summers, guitarist Rob Ackroyd, harpist Tom Monger, and a collaboration of other musicians. The band's music has received acclaim across the media, especially from the BBC, which played a large part in their rise to prominence by promoting Florence and the Machine as part of BBC Music Introducing.