Among the eclectic acts heading to Finsbury Park and Perry Park are "Rather Be" singer Jess Glynne, renowned party-starters Basement Jaxx and Jamaican rapper Sean Paul.
OutKast’s reunion has been the talk of the summer with "Hey Ya" set to spark the biggest sing-along of the festival, while Pharrell Williams will be showcasing his song-writing prowess on the main stage.
Dance collective Rudimental will be hoping that lightning steers well clear of their set after a storm cut their Glastonbury slot short last Friday night.
Those not put off by Robin Thicke's nausea-inducing efforts to win back his estranged wife can catch the "Blurred Lines" singer before Ellie Goulding brings out her drum, while Naughty Boy is sure to draw a crowd after the huge success of "La La La".
Best acts to see at Wireless 2014
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Other bands on the line-up include John Newman, Labrinth, Neon Jungle, Ella Eyre, Clean Bandit, Chance the Rapper, Foxes and Kid Ink.
Wireless Festival 2014 line-up for London and Birmingham (Wireless Festival)
Music will start at 1.30pm each day across three stages and finish by 10.25pm at the latest.
The billing is designed so that everyone can watch the main acts, without competition from clashes elsewhere in the park.
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