Gordon gets back to rambling about Disney’s new D23 “club,” has weird conversations with his sons, receives nice voice mails and birthday wishes from listeners, catches a cold, and does enough speed work to kill a horse. Running in Disneyland and Disney World Endurances races (1/2 or full marathon) in a calendar year?Check this out:http://disneyworldsports.disney.go.com/dwws/en_US/amateurSports/sportDetail/detail2?name=coast2coast2DetailPage&bhcp=1…