Holly Humberstone brought out Arlo Parks during her Reading Festival 2023 set today (August 26). Watch a clip of the moment below.The pair performed a surprise duet of Humberstone’s ‘Room Service’, a track from her upcoming debut album ‘Paint My Bedroom Black‘ which is set for release on October 13.Recently speaking of the slow strumming track, Humberstone said that she wrote it “a little while ago when I’d just started touring full time” adding that she’d found herself stressed out at the time even while having fun.“I was really missing home and my friends,” she said.