As J. Cole prepares for his showdown with Kanyeezus West, he may have picked up some new supporters from across the globe. The Roc Nation rapper performed in Northern Ireland at Radio 1's Big Weekend festival last night along with A$AP Rocky and Rita Ora. Cole performed his gold hit, "Power Trip" while Rocky entertained the crowd with "Wild For The Night" (below) and Rita Ora presented her track, "Radioactive."