By Ed Culham FROM a personal view there was no Christmas cheer at Happy Valley on Wednesday, when both selections finished runner-up, but both should have won! Hopefully the gods of fortune will smile more kindly when racing at Sha Tin gets underway with a Christmas Eve 10-race programme on Saturday, with eight races on turf, and two on the all-weather surface. The aptly-named jockey Vincent Ho could be man to follow during the action, especially when he climbs aboard talented but unpredictable ROBOT WARRIOR in the Ivy Handicap (7.35am) over 10-furlongs. The Ricky Yui-trained gelding finds him…