O2 Blueroom has the following dates on presale of the April BMTH, Parkway Drive, Architects and Devil wears prada tour:
23 – 02 Academy Newcastyle
24 – O2 Academy Glasgow
28 – O2 Academy Birmingham
29 – O2 Academy Bristol
30 – 02 Academy Brixton
You can get these from http://www.o2blueroom.co.uk/ by searching for Bring Me the Horizon.
There’s also a fan presale at http://www.artistarena.uk.com/bmth.