Los Altos Tree Lighting Ceremony, 6 p.m., Community Plaza, downtown Los Altos, State and Main streets.
Sunday
Los Altos Festival of Lights Parade, 7 p.m., downtown Los Altos.
Dec. 11 & 18
Breakfast with Santa.
Dec. 31
Millennium Celebration on the grounds of the Hillview Community Center, Los Altos.
Feb. 5
Crab Feed, History House.