Homewood will embrace the holiday spirit with two events in December, Holiday Lights and Miracle on Martin, but the celebration really begins on Nov. 30 with Small Business Saturday.The annual promotion helps launch the holiday shopping season and encourages people to shop local. A youngster gets a moderately high five during a carousel ride at Holiday Lights last year. The carousel will be back this year. (Chronicle file photo) It will also mark the unveiling of the eye-catching and interactive “I . . .