Ash, Rolo Tomassi and The Futureheads are set to appear at Sheffield's Tramlines festival.
The free event, which takes place at various venues across the city, has also confirmed Los Campesinos!, Young Legionnaire ,The Chapman Family and Dananananaykroyd.
The full line-up, so far, is as follows:
Arrows of Love
Ash
Cats:For:Peru
Daddy Freddy
Dananananaykroyd
David Rodigan
Django Django
Drenge
Dry The River
Frankie And The Heartstrings
Hey Sholay
Islet
Johnny Clarke
Josh T. Pearson
Koreless
Los Campesinos!
Mazes
Michael Prophet
Milk Maid
Milk White White Teeth
Nat Johnson and The Figureheads
Oojami
Patterns
Race Horses
Rolo Tomassi
Shake Aletti
Shooglenifty
Squarehead
Stalking Horse
Still Corners
Sunderbans
Tall Ships
The Chapman Family
The Crookes
The Duke Spirit
The Everly Pregnant Brothers
The Futureheads
The Hipshakes
Toddla T
Trophy Wife
We Are Animal
Wet Nuns
Young British Artists
Young Legionnaire