I love it!

Right out of an American TV comedy about a British PM doing that very thing.... right down to the "Right!" as the door to Number 10 closes.

After announcing that Theresa May will succeed him, David Cameron is clearly a man with a load off his mind.

After announcing Theresa May will become Prime Minister, David Cameron hummed a tune as he headed back into No. 10 https://t.co/52nTIlUHEd

— Sky News (@SkyNews) July 12, 2016