British Summer Time at Hyde Park is one of London's biggest music festivals and the impressive line-up on Saturday included Florence + The Machine, Kendrick Lamar and Jamie XX.
Across two weekends, attendees will also be treated to Carole King, Mumford & Sons, Take That, Stevie Wonder and Pharrell Williams.
But the performers on July 2 have already lit up social media, with US rapper Kendrick receiving unanimous praise.
The American has had a fantastic 2016 so far.
Album To Pimp A Butterfly, with tracks featuring Snoop Dogg and George Clinton, earned rave reviews and won five Grammy Awards.
Meanwhile, Florence Welch is doing what she does best - blowing everyone away.
BST Hyde Park is wicked!