From http://www.brainwashed.com/!!!/news.html

*** = shows NOT with Chi Peps
June 29 - Belgium (Werchter Festival)
June 30 - Ipswich, UK (Portman Road)
July 1 - TBA or OFF
July 2 - Coventry, UK (Ricoh Arena)
July 3 - Reading, UK (Madjeski Stadium)
July 4 - TBA or OFF
July 5 - Derby, UK (Pride Park Stadium)
July 6 - Sheffield, UK (Don Valley Stadium)
July 7 - Leeds, UK (Cockpit)***
July 8 - Kinross UK (T in the Park Festival)
July 9 - Dublin, Ireland (Oxygen Festival)
July 10 - TBA or OFF
July 11 - Manchester, UK (Men Arena)
July 12 - Manchester, UK (Men Arena)
July 13 - Oxford, UK (Zodiac)***
July 14 - London, UK (Earls Court)
July 15 - London, UK (Earls Court)
July 16 - Reading, UK (Glade Festival)***
July 17 - London, UK (Earls Court)
July 18 - London, UK (Earls Court)

No London date on their own yet, but surely it's only a matter of time.