Start times vary. Charlotte Motor Speedway, 5555 Concord Parkway South. $72-$82. www.rocrace.com/charlotte.
The game-show-inspired 5K obstacle run features 12 larger-than-life obstacles, including the Wrecking Ball, the Sweeper, Jump Balls and an enormous inflatable waterslide. This is an untimed event open to ages 13 and older.
8 p.m. (also Friday). Actor’s Theatre of Charlotte, 650 E. Stonewall St. $26. 704-342-2251.
Final chance to see Stew’s musical about a young bohemian who journeys from middle-class black America to Amsterdam, Berlin and beyond.
Metrolina Fashion Exchange
8 a.m.-5 p.m. (also 9 a.m.-8 p.m. Friday). Metrolina Tradeshow Expo, 7100 Statesville Road. $2 early admission fee before 9 a.m. www.metrolinafashionexchange.com.
The semi-annual upscale consignment sale offers women’s and teens’ clothing, shoes, designer purses, designer jeans, swimwear, jewelry and more.
‘Extreme A Cappella 2’
3 and 8 p.m. Duke Energy Theater, 345 N. College St. $15-$20. 704-372-1000.
Carolina Voices’ Impromptu ensemble performs hits from a variety of genres – “I Feel the Earth Move,” by Carole King; “Brave,” by Sara Bareilles; “Happy,” by Pharrell Williams; “Georgia,” by Ray Charles, and more.