TUESDAY

Broomfield Crossing Rotary Club: Join for the weekly Rotary Club meeting to network with fellow community members, share updates on community service projects, devour breakfast pizza and enjoy a weekly program on various local and global issues; 7:15 a.m., Infinitus Pie, 145 Nickel St., Broomfield; free; broomfieldcrossingrotary.org.

Geeks Who Drink trivia night at I Hop IPA: This authentic homegrown trivia quiz can have teams of up to six players, and winners get bar cash and other prizes, depending on the venue; 7 p.m. Tuesday, I Hop IPA, 12920 Lowell Blvd., Unit G, Broomfield; free; members.broomfieldchamber.com.

WEDNESDAY

Broomfield LEADers: This group aims to generate business opportunities for chamber members by providing a structure where members may pass qualified sales leads in a non-competitive and mutually supportive environment and learn useful business skills for success. Anyone can visit the group as a guest; noon Wednesday, Frolic Brewing Company, 12910 Zuni St., Suite 1300, Westminster; $80; members.broomfieldchamber.com.

THURSDAY

Winter Stories theater workshop: BackStory Theatre will offer a special December workshop session where participants will choose a winter story to reimagine on stage, like “Frosty the Snowman” and “Snowmen at Night”; 5:30 p.m., BackStory Theatre, 300 Nickel St., #6, Broomfield; $75; hisawyer.com.

Holiday songs and jazz concert: Enjoy festive music from the United Church of Broomfield; 6:30 p.m., The United Church of Broomfield, 825 Kohl St., Broomfield; free; broomfielducc.org.

Taking Care of Business: TCB Leads Group meets weekly to exchange qualified leads, build business relationships, develop strong presentation skills and become proficient networkers. This is a great way to increase word-of-mouth advertising and develop repeat business; 3 p.m. Thursday, Elevate Bar and Grill, 2831 W. 120th Ave., #200, Westminster; members.broomfieldchamber.com.

Power Partners Networking: Members can connect with complementary businesses that can make the best referral partners. Unlike Leads Groups, there is no industry cap, so anyone can join and attend. Join for networking, food and drinks. This group is focused on home services; 5 p.m., 3 Margaritas, 6896 W. 120th Ave., Broomfield; $20; members.broomfieldchamber.com.

FRIDAY

Christmas with Colcannon: The Broomfield Symphony Orchestra presents a special program of seasonal selections with the celebrated Irish music ensemble Colcannon; 7:30 p.m., Auditorium at Legacy High School, 2701 W. 136th Ave., Broomfield; $7-$25; broomfieldsymphony.org.

Pints with Pat: Join the Chamber’s casual happy hour. Open to members and non-members, reconnect with colleagues or make new friends; 4:30 p.m., Colorado Keg House, 8001 Arista Place, Unit 110, Broomfield; 4:30 p.m., Friday, Dec. 8. Details: members.broomfieldchamber.com.

Christmas Community Choral Concert: Chancel Choir, Bells of Hope and special guests will offer two music concerts for the season. There will be opportunities to give and support two important organizations, Action Against Hunger and Mental Health Partners; 7:30 p.m., Lutheran Church of Hope, 135 W. 10th Ave., Broomfield; free; lchope.org.

SATURDAY

Campfires and Cocoa: Join BackStory Theatre and Wellspring for campfires and cocoa, a community sing-a-long; 3 p.m., Wellspring – A Welcoming Place, 300 Nickel St., #6, Broomfield; free; backstorytheatre.org.

Pet Vaccination Clinic: Dr. Mackey of Claws and Paws House Call Service will be holding a vaccination clinic for dogs and cats. No appointment necessary; 10 a.m. Saturday, Willow Run Feed Store, 5700 W. 120th Ave., Broomfield; free; clawspawsvet.com.