Frankie & The Heartstrings, The Computers and Our Mountain have been added to the line-up for this year's Liverpool Sound City festival 2011.

The initial line-up also includes Miles Kane, Wretch 32, Young Knives, Clinic and Radiohead's Philip Selway, Black Lips, Spank Rock, The xx's Jamie Smith, The Whip and Trophy Wife.

The View, Dinosaur Pile Up, Set Your Goals, The Wave Machines, Sound Of Guns and Those Dancing Days are also on the bill for the event, which runs from May 19-21 at different venues.

(by Holly Frith)