Share 'U.K. Festival Defends Jay-Z Headline Despite Low Ticket Sales'

After much controversy surrounding the billing, rapper Jay-Z is defending his headline slot at popular English music festival Glastonbury this June. The Hip-Hop mogul is being blamed by some for slow ticket sales for the festival, which traditionally has a rock line-up. Last month, Oasis rocker Noel Gallagher criticised Jay-Z's appearance at Glastonbury, saying, "I’m not having hip-hop at Glast…