Bassist says comeback album is inspired by "heavy stuff" of recent years
Reunited trio to join Foo Fighters and Arctic Monkeys at Irish event
Band have added dates in Sheffield, Cardiff and London
Band set for five UK shows next summer
The group are currently working on the follow-up to 2003's self-titled album
Band tell NME their plans following Reading And Leeds Festivals headline slots
Trio also say Reading crowd is better than Leeds
Plus Roots Manuva, Weezer, Limp Bizkit set for event
Trio bring the toilet and sex humour to headline show