Longmont residents can ring in the holidays with the Downtown Tree Lighting Ceremony on Friday, November 26 from 6:30 p.m. to 7 p.m. There’s Santa, crafts and holiday music. Hot drinks, goody bags and caroling provide the seasonal trimmings for this festive event all leading up to the lighting of the big tree on Main Street. 6th Ave. Plaza, west of 6th Ave. and Main St., Longmont.