Big Weekend line-up announced

JLS last played the Big Weekend in 2010 Credit: Ian West/PA Wire/Press Association Images

X Factor groups JLS, Little Mix and Union J will take to the stage in Pontypridd this summer for the sixth annual Ponty's Big Weekend.

Little Mix won the X Factor in 2011 Credit: Hubert Boesl/DPA/Press Association Images

Organised by Rhondda Cynon Taf Council and Orchard Entertainment, the event is set to take place in Ynysangharad War Memorial Park on the 20th and 21st of July.

Union J will also perform at the event in July Credit: Sophie Duval/EMPICS Entertainment

All three groups will be part of the Saturday line-up, with details of the Sunday headliners expected to be announced in the coming weeks.