Jax Jones teams up with Demi Lovato, Stefflon Don for new single ‘Instruction’ Jax Jones releases new pop single "Instruction" with Demi Lovato and Stefflon Don. Related Posts: Axwell unveils spooky remix of Halsey’s ‘Graveyard’ Boys Noize recruits Francis and the Lights for stylistic departure on ‘Why Not?’