Bang the Box, digital dance label and heavy-duty party hosts, are set to curate Lovebox Weekender's revamped Friday.
The festival, which last year saw sets from Dizzee Rascal, Roxy Music and Grace Jones, will run from 15-17 July at Victoria Park in London.
Early Bird tickets are on sale now for £99.
Bang the Box will also host two parties at London's XOYO, featuring Lovebox residents Hot Blood and the FACT DJs.
Saturday 5 February will be co-hosted by Ed Banger records with DJ Mehdi and Busy P. Advance tickets are available at £14.
Night Slugs join Bang the Box on Saturday 5 March with back to back DJ sets from Bok Bok, L-Vis and Egyptrixx. Tickets cost £10.