From the Pigbag Facebook account:

Benicassim has been confirmed. We are playing July 17th – at the 3am in the morning.

Benicassim Festival 2011 or Festival Internacional de Benicàssim ( FIB 2011) as it is known in Spain is a 4 day music festival taking place in Benicassim on the east coast of Spain between Valencia and Barcelona. Benicassim 2011 takes place on the weekend of 14th July-17th July 2011.