By Matthew Cooper Carlton Cole has claimed Wayne Rooney, Jermain Defoe and Shaun Wright-Phillips once pranked him into taking viagra while they were all away on England duty. Cole earned seven caps for England between 2009 and 2011 and revealed on an episode of the Footballer’s Guide to Football podcast where Defoe was also a guest how he had been tricked into taking the pill by his teammates. “The stonker was there,” Cole said. “I wasn’t sexually aroused but it was just there. I was the quickest person around that pitch – I had three legs. I had erased that from my memory – you’re bringing ba…