By Kieran King Wayne Rooney did not pick a side when asked about whether he was supporting Manchester United or Everton in Saturday’s Premier League clash at Old Trafford. Rooney is a boyhood Everton fan and started his career at Goodison Park, making his first-team debut aged 16 in August 2002. He spent two years in the senior set-up at the Toffees before moving to United for £20million plus add-ons – a record transfer fee for a teenager at the time. The ex-England forward went on to become a legend at the Red Devils, winning 12 major honours including the Champions League once. He made 559 a…