An irrepressible orphan decides "the sun'll come out tomorrow" and saves the day, 6:15 p.m., BDT Stage, 5501 Arapahoe Road, Boulder; $40-$67; 303-449-6000, bdtstage.com.
Bluegrass Jam — An open bluegrass jam, open to all abilities, is planned; 7 p.m., West Flanders Brewing, 1125 Pearl St., Boulder; free; 303-444-4093.
'Yak Girl' book talk Golden — Golden West will welcome Dorje Dolma, the author of "Yak Girl: Growing up in the Remote Dolpo Region of Nepal." Dolma grew up in a remote, undeveloped region of Nepal with no modern conveniences; 2:30 p.m., Friday, Golden West, 1055 Adams Circle, Boulder; free; gwboulder.org.
NoBo Art District First Friday Artwalk — Ace Self Storage presents a changing variety of local artists during the NoBo Art District First Friday Artwalk; 6 p.m., Friday, Ace Self Storage, 4635 Broadway, Boulder; free; 303-523-1117, acestorageboulder.com/ace-community-art-gallery.
Friday Open Pick — Farmhouse-inspired ales and an open bluegrass pick is planned by Cellar West Artisan Ales; 6 p.m., Friday, Cellar West Artisan Ales, 1001 Lee Hill Drive, Unit 10, Boulder; free; Cellar West Artisan Ales.
Felipe Esparz — AEG and 95.7 The Party present the comedian Felipe Esparza; 7 p.m., Friday, Boulder Theater, 2032 14th St., Boulder; $35-$50; 303-786-7030, bouldertheater.com.
Happy Hour Jazz with Holly DeHoog — Live happy hour jazz with Holly and the Husbands, who play old jazz and new jazz; 5:30 p.m., Saturday, Tandoori grill south, 619 S. Broadway, Boulder; free; 303-447-9772.
Here Come the Mummies — The artist Here Come The Mummies are live at the Boulder Theater; 8 p.m., Saturday, Boulder Theater, 2032 14th St., Boulder; $15-$25; bouldertheater.com.
Boulder Friends of Jazz — Come to the Boulder Friends of Jazz jam session to listen, dance, play and enjoy; 1 p.m., Sunday, Avalon Ballroom, 6185 Arapahoe Ave., Boulder; $2-$10; 303-449-1888, boulderfriendsofjazz.org.
Boulder Comedy Show — Boulder Comedy Show, established in 2013, is a weekly live standup comedy showcase featuring distinguished comedians from across the country, with credits such as Comedy Central, MTV, Vice, HBO, NBC and TruTv. The show runs every Sunday, with two shows, at 7 and 9:15 p.m.; Sunday, Bohemian Biergarten, 2017 13th St., Boulder; $5; 720-767-2863, bouldercomedyshow.com.