The Throwback Shell Beach Party, hosted by the Coast of Carolina Parrothead Club, is now in its 20th year. Relax by the pool or beach while you enjoy a weekend of fun filled with raffles, music, a Bloody Mary party and more. Proceeds from the event benefit the Children’s Recovery Center. Sands/Ocean Dunes Resort, 201 74th Avenue N. Friday–Sunday, visit website for full schedule of events. $65. (843) 267-8941, www.cofcphc.com