Larry is the 10 Downing Street, official resident cat of the Prime Minister of the UK, also called?
Larry (cat) Larry is the 10 Downing Street cat and is Chief Mouser to the Cabinet Office. Larry is a brown and white tabby, believed to have been born in January 2007. By July 2016, when Theresa May became Prime Minister, Larry had developed a reputation of being "violent" in his interactions with other local mousers, namely the Foreign Office's much younger cat Palmerston.
Supermac (cartoon) "Super-Mac" was a 1958 cartoon image of Harold Macmillan, which became an enduring nickname for him.