January 21 North Myrtle Beach As the original lead singers of the 5th Dimension, Marilyn and Billy achieved Top 40 success beginning way back in 1966 with their hit “Up, Up, and Away.” Other favorites include “You Don’t Have to Be a Star (To Be in My Show)” and “Aquarius/Let the Sunshine In.” Proceeds from the concert will benefit the Pardue Family Children in Need Fund. The Alabama Theatre, 4750 U.S. 17 S. Wednesday, 7:30 p.m. $29.95–$67.95. (800) 342-2262, www.alabama-theatre.com