Brazil's Kaka had just won the 2007 Fifa Player of the Year award but it was an awkward on-stage moment next to him that was to go viral and provide perhaps the first glimpse of a generational rivalry.A youthful Lionel Messi and Cristiano Ronaldo had finished second and third respectively but Brazil legend Pele mistakenly handed the latter the trophy for second place at the Zurich Opera House.Fifa president Sepp Blatter had to intervene to ask the duo to swap the trophies, with both looking suit