The likes of Robbie Williams, Taylor Swift, Disclosure, Union J and Will.i.am will all perform at London's Wembley Stadium on 9th June.
The Saturdays Confirmed To Play Capital FM Summertime Ball 2013
The 'All Fired Up' group will be taking to the Wembley Stadium stage on 9th June for this year's event.
The Saturdays have joined the official line-up for the Capital FM Summertime Ball 2013 with Vodafone.
The '30 days' stars will be bringing their infectious brand of pop to the stage for Capital FM's return to Wembley as part of the Ball's biggest ever line-up.
The Saturdays have already had a whirlwind start to 2013 after scoring their first number one on the Vodafone Big Top 40 with the Sean Paul team-up 'What About Us'.
The 'All Fired Up' five-piece have been racking up hit after hit for the past several years, with their fourth studio album due out later this year.
The Capital FM Summertime Ball 2013 takes place on 9th June at Wembley Stadium, with special guest host Justin Timberlake, and tickets go on sale this Friday (26th April) from 8am.
Other acts already confirmed to perform include Taylor Swift, Will.i.am, Lawson and Jessie J.
Keep it Capital for all the latest news on this year's Summertime Ball with Vodafone by heading over to our Summertime Ball area and via the Capital App .
Join the conversation around the Summertime Ball by following @CapitalOfficial on Twitter using the hashtag #CapitalSTB.