High Definition has played host to some of the greatest electronic artist in the world from the likes of Carl Cox, Marco Carola, Labrinth, Katy B, Hot Since 82, Maceo Plex, The Martinez Brothers, Dusky, Gorgon City, Route 94, Ms Dynamite, Mistajam, Pendulum, Fedde Le Grande, Mark Knight and many others frequenting the line-ups over the last 4 years. Expect the 5th birthday to deliver 2 days of the hottest up and coming talent mixed with the most respected veterans in the game.