TWIN CITIES PET EXPO

Your toy poodle isn't invited, but the whole family is encouraged to celebrate pets. More than 100 booths of pet products and services will be presented. Witness avian wonders at a bird show, meet adoptable pets and enjoy live entertainment. (9 a.m.-6 p.m. Sat.; 10 a.m.-5 p.m. next Sun. $5-$9. Minneapolis Convention Center, 1301 2nd Av. S., Mpls. www.twincitiespetexpo.com.)

MINNESOTA ROLLERGIRLS

Behold major girl power as brave women take to the track on wheels. During this bout, the Minnesota RollerGirls All-Stars take on the Texas Rollergirls Texecutioners. Pre-show entertainment features a junior roller derby. The Bratwurst Brothers polka band performs during halftime. (7:30 p.m. Sat. $13-$16. Roy Wilkins Auditorium, 175 W. Kellogg Blvd., St. Paul. 612-296-4743. www.mnrollergirls.com.)

MELISSA WALKER