Now celebrating its 20th year, T in the Park has announced its 2013 line-up.
Headlining will be Mumford & Sons, Rihanna, and The Killers. Also amongst the acts announced are Alt-J, Yeah Yeah Yeahs, Twin Atlantic, Frank Turner, and Modestep.
The festival takes place 12-14th July in Balado, Kinross-Shire, Scotland. Tickets will go on sale this Friday (22nd February) and are likely to sell out fast.