Luxe Lounge at The Velvet Elk: 5 p.m. Monday, The Velvet Elk Lounge, 2037 13th St., Boulder. Throughout December, Velvet Elk is decking the halls and transforming its space into a festive retreat, featuring dazzling decorations, twinkling lights and the cozy charm of the holiday season. Every evening from 5 p.m. until close, they’ll be serving up signature festive cocktails, holiday bites and pure ambiance; Free; velvetelklounge.com.

Modern Dance Class: 5:15 p.m. Monday, Avalon Ballroom, 6185 Arapahoe Road, Boulder. This session, for intermediate and above dance levels, Mary Wohl Haan will lead a modern dance class that incorporates full-bodied warm-ups, a sense of space, clarity of focus, attention to alignment, musicality and fun; $15, 303-818-1715, haandances.com.

Open Mic at Roots Music Project: 6 p.m. Monday, Roots Music Project, 4747 Pearl, Suite V3A, Boulder. Bring your axe, or voice, to Roots Music Project for an open mic with host Steve Koppe. Koppe has been a part of the Boulder music community since 1980; free; eventbrite.com.

Pub Run at Sanitas Brewing: 6 p.m. Monday, Sanitas Brewing, 3550 Frontier Ave., Suite A, Boulder. Join us for a run every Monday night. Look for a group of runners near the front door. We normally run 5K on the bike paths, with various routes. This is a social run — our goal is to strike an easy, conversational pace and enjoy each other’s company. Please RSVP; free; meetup.com/boulder-pub-run-club-monday-nights; 979-229-7279.

M-pact concert at eTown: 7 p.m. Monday, Etown, 1535 Spruce St., Boulder. Los Angeles-based pop-jazz vocal group M-pact has cultivated a new generation of ears hungry for power of nature’s “first instrument” — the human voice. Touring renowned fine arts halls and jazz festivals across four continents, m-pact has performed with pop superstars Sheryl Crow, Boyz II Men, Natasha Bedingfield, and Ray Charles to name a few; as well as with jazz legends Natalie Cole, Bobby McFerrin and many others. $30-$45, etown.org.

Clinica Art, Jewelry and Gift Sale: 10 a.m. Tuesday, 1000 Alpine Ave., 1000 Alpine Ave., Boulder. Give one-of-a-kind gifts of handmade arts and crafts and support local artists at this holiday sale. There will be original paintings, prints, photographs, baby quilts, crafts, ceramic garden sculptures, jewelry, bookmarks, games, puzzles and more. Artists keep 100% of their sales; eventbrite.com.

Open Mic Poetry Night: 6 p.m. Tuesday, Weathervane Apartments, 5845 Arapahoe Ave., Boulder. Giving Tuesday is a day that encourages and inspires hundreds of millions of people to give, collaborate and celebrate local non-profits. Safehouse Progressive Alliance for Nonviolence (SPAN) is supporting Giving Tuesday by hosting a poetry night. There will be appetizers and drinks, all ages are welcome and organizers ask that the poetry remains PG-13. Contact Christine at ChristineH@safehouesalliance.org or Romina at RominaS@safehousealliance.orgl donations welcome; members.broomfieldchamber.com.

Mayor Aaron Brockett in conversation: 6:30 p.m. Tuesday, Trident Booksellers & Cafe, Boulder. Trident Book events manager, Brian Buckley, will be in conversation with Mayor Aaron Brockett, followed by a Q&A exchange between the mayor and the audience. They’ll discuss the state of and future of Boulder. free, tridentcafe.com.

Sober Night Live: 6:30 p.m. Tuesday, Roots Music Project, 4747 Pearl, Suite V3A, Boulder. 105.5 The Colorado Sound Presents this monthly open mic event for sober creatives, featuring performances, storytelling and a supportive community. free, eventbrite.com.

Face Vocal Band Joy to the World concert: 7:30 p.m. Tuesday, Nissi’s, 1455 Coal Creek Drive, Unit T., Lafayette. Face Vocal Band is back with its annual Holiday Show, and this year’s theme is Joy To The World?! Get ready for a sleigh ride of laughter, music and holiday cheer that’ll make even the Grinch crack a smile. Imagine your favorite holiday tunes, but with a twist- like eggnog with an extra splash of fun. From jingle bells to beatboxing elves, this show has it all. $50, nissis.com