Jeremy Healy, Judge Jules (pictured), Seb Fontaine and Marc Vedo will joined a host of other DJs for 12 hours of some of the best house music on offer.
Across Elysium’s venue and ground will be stilt walkers, fire breathers and confetti cannons.
Joining Healy, Jules, Fontaine and Vedo will be Rob Van Geek, Jamesie, Dan Coshan, Sarah Clarke, Danny Ewin, Scottie, Cameron Yoe, Dan Deluga, Daniel Wilde, Zac White, Goodkat & Gosha and Simon Son.
Judge Jules is appearing as part of his Judgement Tour and comes to Northampton on the back of his latest release With A Song and will continue his record breaking 16-year residency in Ibiza this summer.
Sweat’s 21 birthday is on Saturday, April 30.
Doors open at 5.30pm and the night runs until 5.30am.
Tickets cost from £10 in advance or £15 on the door. Elysium is in Horseshoe Street.
For details and to book, visit http://bit.ly/1SCE5di