Larry the Cat gets a clean bill of health as Downing Street insists its Chief Mouser is fit and well Posted on February 3, 2023 By Charlielikes Larry, Downing Street’s Chief Mouser, has now seen five successive prime ministers since his arrival in 2011, and is advancing into his later years, thought to be 15-years-of-age. news Tags:– as, ‘clean’, 'is, ‘a, and, bill’, cat, chief, downing, fit, gets, health, insists, it’s, larry, mouser, news, of, street, the, topnews, trending, well’