Kasabian are an English rock band formed in Leicester in 1997. The band's original members consisted of vocalist Tom Meighan, guitarist and vocalist Sergio Pizzorno, guitarist Christopher Karloff, and bassist Chris Edwards. The band's line-up was completed by drummer Ian Matthews in 2004 after a string of session drummers. Karloff left the band in 2006 and founded new band Black Onassis. Jay Mehler joined as touring lead guitarist in 2006. Mehler left the band for Liam Gallagher's Beady Eye in 2013.