A prominent pro-Brexit politician sparked outrage — and a meme — Tuesday when he stretched out across a bench in Parliament, appearing bored as British lawmakers heatedly debated the country’s exit from the European Union.

Jacob Rees-Mogg, the Conservative leader of the House of Commons known for his aristocratic mannerisms, sprawled himself out in the front row of Parliament on Tuesday night, spurring some lawmakers to shout “Sit up, man!”