❱❱ A Kentucky Derby party benefit — St. Cloud Mountain Club, 12:30 p.m.
This event — which includes mint juleps, live music and dancing — is a benefit for the Humble Ranch Education and Therapy Center. Tickets cost $20 for the plaza and $60 for the VIP area. Visit www.thepowderroomlounge.com to buy tickets online or call the club at 970-879-6839. The Powder Room Lounge is in St. Cloud Mountain Club at Torian Plum Plaza.
❱❱ Mother’s Day greeting card class — Steamboat Arts & Crafts Gym, 1 to 3 p.m.
Chris Erickson leads this class. Materials are $15; call the gym at 870-0384 for more information. 1280 13th St.
❱❱ World Labyrinth Day — 208 Moffat Ave. in Yampa, 12:30 p.m.
Celebrate World Labyrinth Day by walking the Yampa labyrinth. Call Karen at 638-9752 for more information. Call about weather-related issues.
❱❱ Mother’s Day event — The Hayden Artisans’ Marketplace, 2 to 4 p.m.
Elkhead Beads, Valley Jewels and Hand Speak will be present to help participants make jewelry for mom. All necessary supplies are available free. Call 276-2019 with questions. The Marketplace is at 144 Walnut St. in downtown Hayden.
❱❱ “Artist’s Night” — The Mugshot, 7 p.m.
Routt County performers including Tim and Dana Julien, John Sant’Ambrogio, Belinda Rossi, Deb Lenhardt, Jack Dysart and Paulie Anderson showcase their talents for music, poetry and more. FREE. Call 736-8491. The Mugshot coffeeshop is at 116 W. Main St. in Oak Creek.
❱❱ Cosmic Night and free karaoke — Snow Bowl, 7 p.m.
FREE admission. Call 879-9840. 2090 Snow Bowl Plaza, off U.S. Highway 40 in western Steamboat.
❱❱ Totally Free ’80s Party — Old Town Pub, 8:30 p.m.
Sport your favorite 1980s-style costume to this party, which features performances by local rock bands Subject to Blackout, XIII and Lower Concentration. Learn more about XIII, pronounced “thirteen,” at www.myspace.com/xiiimusick. Admission is free, and open to people ages 21 and older. Call 879-2101 for more information. 600 Lincoln Ave.
❱❱ Teen night — Shorty’s, 9 to 11:30 p.m.
Shorty’s hosts a night for local teenagers, with free movies, games, karaoke and more. Call 736-2686 for more information. The restaurant is at 107 Moffat Ave. in Oak Creek
❱❱ Paul Geppert — Steaming Bean Coffee, 9 to 11 a.m.
Paul Geppert is a local folk, bluegrass and acoustic musician who performs regularly with the groups Cornbread and 3Wire. FREE. Call 879-3393. 635 Lincoln Ave.
❱❱ Piknik Theatre Festival auditions — Depot Art Center, 10 a.m. to noon
Actors and musicians age 16 and older are invited to audition for the 2010 Piknik Theatre Festival, an outdoor drama event scheduled for July 9 to 25. Each audition will last about 15 minutes; actors and musicians are encouraged to come prepared with a short monologue or a cappella song. Everyone who auditions will be given a role. Contact festival director Stuart Handloff at 970-355-9403 or firstname.lastname@example.org for more information. FREE. 1001 13th St.
❱❱ John Sant’Ambrogio book signing — Off the Beaten Path Bookstore, noon to 4 p.m.
Cellist and author John Sant’Ambrogio tells stories and plays music related to his new memoir, “The Day I Almost Destroyed the Boston Symphony and Other Stories.” Performances are at 1 and 3 p.m. Admission is $10 and includes refreshments and book credit. Call 879-6830 for more information. Learn more about Sant’Ambrogio’s book at www.cello stories.com.
❱❱ Eighth annual Great North Routt Chili Cook-off — Glen Eden Family Restaurant & Tavern, 3 to 6 p.m.
Tickets are $10 for adults, $40 for families and free for children younger than 7. Registration for competitors is $10. Dishes should be at the Glen Eden by 1 p.m. Sunday. The Glen Eden is at 54737 Routt County Road 129 in Clark. For more information about the cook-off, call the Clark Store at 879-3849.
❱❱ Live trivia — Rio Grande Mexican Restaurant, 6:30 p.m.
Test your nonessential knowledge in four rounds of questions, with categories including sports, history, food and music. Call 871-6277. 628 Lincoln Ave. FREE.