Glastonbury ETC 2015 is Now LIVE
Apply here: http://www.glastonburyfestivals.co.uk/2015-emerging-talent-competition-enter-now/
We can't recommend this enough. Even if you don't get to play your song could be chosen by one of 40 music experts for more exposure, possibly listened to by very influential people in the business.
Here's the playlist of the 7 finalists from 2011.