Royal Blood drummer Ben Thatcher wore an Arctic Monkeys shirt during his set at Glastonbury Festival today (June 23), returning the favour to Monkeys’ drummer Matt Helders, who sported a Royal Blood shirt during his own Glasto set back in 2013.Royal Blood took to the Pyramid Stage at Glasto 2023 this afternoon, in the slot between Foo Fighters – who were revealed to be mystery band The Churnups – and headliners Arctic Monkeys.Back in 2013, Arctic Monkeys drummer Helders wore a Royal Blood t-shirt during their Glastonbury headline set. To return the gesture, Thatcher took to the stage in an Arctic Monkeys t-shirt 10 years later.ICONIC— Wanting FSG OUT #FSGOUT (@Lpool_5843) June 23, 2023Royal Blood opened with ‘Out Of The Black’, also performing tracks including ‘Come On Over’, ‘Boilermaker’, ‘Lights Out’, ‘Mountains At Midnight’ and more.The band, however did not address the moment their annoyed reaction to the crowd at Radio One’s Big Weekend that went viral recently.“I guess I should actually introduce ourselves seeing as no-one actually knows who we are,” frontman Mike Kerr told the crowd last month.