HULK PAL DAVID LUIZ COULD BE KEY TO 35M CHELSEA MOVE ABOVE: Porto striker Hulk has been heavily-linked with a summer transfer to Chelsea It is thought that Chelsea would have to stump up 35m for the Porto hit-man, as they look to ward off rival interest from French side PSG. 28th June 2012 By Greg Heffer for dailystar.co.uk CHELSEA target Hulk has hinted that he would be keen on a move to Stamford Bridge so that he can join up with old pal David Luiz. The Brazil international, who has been heavily linked with a big-money transfer to the Champions League winners this summer, spoke of his joy at being able to play alongside his friend on national duty. And he would no doubt be just as thrilled to become a permanent team-mate of the Blues defender. It is thought that Chelsea would have to stump up 35m for the Porto hit-man, as they look to ward off rival interest from French side PSG. But boss Roberto Di Matteo will be hoping that Hulk's friendship with Luiz will work to their advantage as they try to capture the sought-after striker. "I am playful and get along well with everyone," the 25-year-old is reported to have told Brazilian TV station Globoesporte. "But my companion was David Luiz at Sao Paulo and Vitoria early in my career. He is a great friend and today is a pleasure to play alongside him." But Hulk also warned Chelsea that he is in no