The group went down a mother-and-daughter storm last year, and they were hotly tipped to be making the three-wheeled pushchair crossover this year.
The band had the biggest selling album in the UK last year.
As ever, the V Festival is to be held over the weekend of Saturday 20th and Sunday 21st August, and held at Hylands Park, Chelmsford and at Weston Park, Staffordshire.
More bands will be announced in the coming weeks, but expect the likes of New Order, Snow Patrol and Kaiser Chiefs to be turning up.