Wind-up Radio - £9.99
Cliff Richard is dead rumours won't be the only wind-up this year
Most festivals have on-site radios with bands playing sets which can only be heard by those who packed the right kit.
This handy wind-up radio means you'll never be stuck without batteries, and it also doubles up as a torch, you can find your way to the portaloos at 4am while listening to your favourite tunes. Eat your heart out iPhone, because that's what we call convergence!
Buy it here: Maplin