A medium traveled to Madison Square Garden on Tuesday to summon the clutch spirit of Knicks legend Willis Reed — and to cleanse the basketball Mecca after the brutal Game 3 loss to the Spurs a day earlier. Award-winning psychic medium Bianca Rose traveled from Long Island — armed with tarot cards, an ouija board, a spirit portal and a silver bell — to the Midtown stadium to give the orange and blue some extra luck as the team heads into Game 4 Wednesday night.