Start the holiday season off with a healthy fun run or walk through San Ramon. Participants will receive a custom holiday long sleeved t-shirt and the famous Bah Humbug ornament! This event is great for families and a great opportunity to dress up in your favorite Holiday costume! The Bah Humbug! is a chip time race. Costume Contest: Make sure to come dressed in costume and in the spirit on the run. Costume awards will be given for most Grinch-Like,…