Social calendar: Holiday decorations debut, Pete Davidson performs

• The Christopher Columbus Park trellis lights up Monday at 5pm.
• The "keg tree" at Samuel Adams at Faneuil Hall Marketplace is set to light up Tuesday at 5pm.
• Faneuil Hall's tree brightens at 6pm Tuesday.
• The ship at Martin's Park at Fort Point Channel will be lit up 5:30pm Saturday

Comedian Pete Davidson will perform two shows at the Wilbur Wednesday at 7:30pm and 10pm.