The incumbent is Larry, since 15 February 2011. The last cat Sybil, was the first mouser after a ten-year gap. She began in September 2007 and left in January 2009. Sybil was owned by the Chancellor of the Exchequer Alistair Darling, who lived in 10 Downing Street. The Prime Minister, Gordon Brown, lived in the larger 11 Downing Street. It was reported that Sybil did not like living in London. She went back to Scotland to live with a friend of the Darlings until she died.