Those of you who like the harder side of drum & bass are probably familiar with the notorious Therapy Sessions. The boys are celebrating their ten year anniversary in style with a huge show in London Donny, Counterstrike, Unknown Error, and Kryptic Minds doing a special one-off 2004 Defcom set.

Check out all the details on the Facebook event and get yourself along to Relay on April 20th for some serious darkness!