Operator Please, Wiley, Liam Finn and Trojan Soundsystem are among the latest acts confirmed for Lovebox.
They will all play on the Clash Stage at the London festival, which takes place in Victoria Park, Hackney, on 19-20 July.
Dirty Stop Outs (featuring Mick Jones) and Esser have also been confirmed for the arena.
Others playing the Lovebox Weekender include headliners Groove Armada and Goldfrapp, plus The Flaming Lips, Manu Chao, The Human League, The Dandy Warhols, Jack Panate, Roni Size and many more. Click HERE for the latest line-up.
Day tickets for the festival cost £38.50 each while weekend tickets will set you back £65. Click HERE to buy.