The indie funk pop legends will appear in the Obelisk Arena on the Friday night of the festival which returns for its second year, to Henham Park Estate, Southwold, on 12-15 July.
Other additions to the Obelisk Arena are The Hold Steady, Two Gallants, Cold War Kids, Bat For Lashes, Herman Dune, Annuals, The Rushes, Au Revoir Simone, The Kissaway Trail and The Hoosiers.
They join previously confirmed acts Damien Rice, The Good The Bad And The Queen, Arcade Fire, Wilco, CSS and Jarvis Cocker.
The Sunrise Arena also sees some new additions in the shape of headliners I'm From Barcelona, Pete And The Pirates, Wild Beasts, Sonicflyer, Stephanie Dosen, Bobby Cook and Peter & The Wolf.
Latitude – offering a fresh take on the traditional festival format – returns to the pictureque, pink sheep-lined surrounds of Henham Park on the Suffolk Coast from 12th – 15th July.
Tickets are available now here.