Black Eyed Peas and The Chemical Brothers will headline the Friday (1 July) and Saturday (2 July) of Wireless Festival 2011 respectively, which will return to London's Hyde Park from 1-3 July.
Plan B, Tinie Tempah and Example have also been announced for the Friday, while Chase And Status, Aphex Twin, Chromeo and Janelle Monae from VF’s Ones To Watch list have also been added on the Saturday.
Battles, The Whip and Justin Robertson will also appear at the music festival.
Pulp will headline the Sunday (3 July) night with The Libertines and Brother expected to be announced for a Hyde Park date this summer as well.
Wireless Festival tickets for Friday 1 July and Saturday 2 July are priced at £49.50 and £48.50 respectively, plus booking fees, and will go on sale Friday (11 February) at 9am.
A ticket link will appear on Virtual Festivals when they are available.
From Friday, multi-day tickets will also be available. Two-day tickets will be priced at £92 plus booking fees, and three-day tickets will be priced at £130 plus booking fees.
More acts are expected to be unveiled in the coming weeks.