Steve-O

The former “Jackass” cast member and author brings his stand-up act to Comedy Off Broadway at The Mall at Lexington Green. Show times are 7:15 and 9:45 p.m. Friday and Saturday, 7:15 p.m. Sunday. $20 to $25. 859-271-5653. Comedyoffbroadway.com.

Stache Bash

Bewhiskered contestants will be judged on beards and mustaches. Also on tap: a strongman competition, local food trucks, bourbon, music and on-site tattoos by Bleed Blue Tattoos. Starts at 6 p.m. Saturday at the Vaughan tobacco warehouse No. 22, 255 South Forbes Road. $10. Proceeds benefit prostate cancer research. Lexeffectky.com/stache-bash.

‘Elf the Musical’

Buddy the elf leaves the North Pole for New York to search for his birth father in this stage version of the hit movie, 6 p.m. Sunday at the EKU Center for the Arts in Richmond. Ekucenter.com.

Jason Michael Carroll

The country singer performs at 7 p.m. Friday at Manchester Music Hall, 899 Manchester Street. Tickets are $15. 859-537-7321. Manchestermusichall.com.

David Arnold, Gwenda Bond, Sarah Combs

Three young-adult authors will read from and sign their latest works, 5 p.m. Saturday at the Morris Book Shop, 882 East High Street. Arnold will sign his New York Times best-seller “Kids of Appetite.” Combs’ “The Light Fantastic” contains interwoven narratives of seven teenagers. In Bond’s novel “Girl in the Shadows,” 18-year-old Moira dreams of becoming a magician. 859-276-0494. Morrisbookshop.com.

R.C. May Lecture Series: Nicolas Nixon

The artist, known for his black-and-white photography including “The Brown Sisters” series featuring his wife and her three sisters each year since 1975, will speak 4 to 5 p.m. Friday at UK’s Gatton Building, 550 South Limestone. 859-257-5716. Finearts.uky.edu/art-museum.