Huntington blues festivalThe third annual Diamond Teeth Mary Blues and Arts Festival, honoring the late blues musician from Huntington, runs from 5 to 10 p.m. Friday and from 10 a.m. to 10 p.m. Saturday at Huntington's Heritage Station.Friday evening musical acts are Big Rock and the Candy Mountain Boys, 6 p.m.; C&S Railroad, 7 p.m.; Jill West and Blues Attack, 8 p.m.; and Ray Fuller and the Blues Rockers, 9 p.m.Saturday's acts are Mother Blues, 6:15 p.m.; Geneva Red's Original Delta Fireballs, 7:45 p.m.; Liz Pennock and Dr. Blues, 9 p.m.; and a closing jam honoring Mary.Also on Saturday, the gazebo stage has harmonica workshops at 11 a.m. (with award-winning player Phil Wiggins) and noon (Geneva Red), followed by the West Virginia State Harmonica Championship at 1:45 p.m. The The Lacividicous Deacons perform at 3:45 p.m. and Izzy and Chris at 5 p.m.Admission is free. Call 304-696-5954 or visit www.ghprd.org.No Pants PlayersThe No Pants Players wills stage an adults-only improv comedy show at 8:30 p.m. Saturday at the Charleston Moose Lodge, 2805 Kanawha Blvd. E. Tickets are $12, or $14 for admission and a drink. Call 877-467-7689 or visit www.nopantsplayers.com.'90s rock showThe Blue Parrot, 14 1/2 Capitol St., hosts a throwback rock show at 10 p.m. Saturday. It features '90s rock from Sonic Threshold and Weezer tunes from tribute band Three Chord Me. Cover is $5. Call 304-342-2583.Appalachian Children's Chorus auditionsThe Appalachian Children's Chorus will hold auditions at 3 p.m. Sunday at the University of Charleston's Keenan Hall. Girls and boys (with unchanged voices) are encouraged to audition.Participants are not required to have a prepared song selection, although they may do so if they wish. No previous singing experience is necessary.There is a significant annual fee for participation. Partial financial aid is offered for qualifying students, with applications for that due by Aug. 31.Read more about enrollment, participation policies and the expectations for members at www.wvacc.org. Call 304-343-1111 or email email@example.com with questions.'Hello, Dolly!' auditionsThe Charleston Light Opera Guild will hold auditions for "Hello, Dolly" at 7 p.m. Tuesday through Aug. 30 at its theater, 411 Tennessee Ave.Tuesday's auditions are for singing, and participants should bring a prepared vocal selection and sheet music for the accompanist. Wednesday is reading and acting auditions, with scripts provided. (Those auditioning for the ensemble don't need to attend.) Aug. 30 is the dance audition, and participants should be dressed to dance, including jazz, ballet and dance heels for women.Parts are available for six women, six men and roles in the singing and dancing ensembles. Visit www.charlestonlightoperaguild.org for character descriptions, including vocal range.Production dates are Oct. 26-28 and Nov. 2-4 at the Clay Center. Call 304-545-6945.Hatfields & McCoys documentaryHatfield and McCoy feud descendants are being sought to participate in a docudrama co-produced by Leah Hatfield and Kim McCoy. Participants must be direct descendents who still bear the clans' last names. Hatfields should contact Leah, at 843-575-0594 or firstname.lastname@example.org. McCoys should contact Kim, at 502-751-5200 or email@example.com.