Weekend-long event features donated and decorated Christmas trees, gingerbread houses and holiday wreaths, along with bake sale tables, boutiques, a cafe, entertainment and more. Proceeds benefit Cancer LifeNet at the Kaufman Cancer Center. 4 p.m. The Bel Air Reckord Armory, 37 N. Main St., Bel Air. Free-$7. 410-838-3987 or uchfoundation.org.