GLASTONBURY, ENGLAND – JUNE 27: Stevie Wonder performs on The Pyramid Stage during Day 4 of the Glastonbury Festival on June 27, 2010 in Glastonbury, England. This year sees the 40th anniversary of the festival which was started by a dairy farmer, Michael Evis in 1970 and has grown into the largest music festival in Europe. (Photo by Ian Gavan/Getty Images)