Labbayk are an English nasheed vocal group of Bangladeshi descent formed in London, England in 2004, comprising singers Masum (Group leader), Imran, Ehsaan Tahmid (joined 2006), and Shafi (joined 2015). In March 2013, Labbayk appeared on Channel 4’s 4thought.tv. In March 2017, Masum also interviewed as part of a BBC Radio 4 Documentary titled The Sound of Bombs which explores how nasheeds are being misused by extremists as propaganda material.