Prima Ballerina Allison Shockley rehearses her point dance for her role as Patsy the Banana Spider in “Incredible Exploits of an Effervescent Elf.” Performances are Saturday, May 16, 7 p.m. and Sunday, May 17, 3 p.m. at the Historic Palace Theatre, 305 Mason Avenue. Tickets are $10 for adults and $5 for children, and may be purchased immediately before performance at the box office.