Fun Kids were live from Barclaycard presents British Summer Time at Hyde Park and ran around chatting to loads of the amazing acts playing the festival.
Joe caught up with The Vamps ahead of their huge performance.
Elsewhere the line-up was packed with popstars, including Elyar Fox, Lawson, Rixton and Neon Jungle, and headlined by supergroup McBusted!
Fun Kids is a children’s radio station in the UK. Tune in on DAB Digital Radio in London and South East and online at funkidslive.com.