Join greyhound dog lovers and owners for a weekend of the “Rooooing ’20s” with gangsters, flappers, The Great Gatsby and dancing the Charleston for this year’s theme. Activities for this dog-friendly weekend include beach walks, seminars, shopping, contests, vendors, dinners, auctions and more. Proceeds benefit Greyhound Crossroads, a group that works to facilitate greyhound adoption efforts.  Various Grand Strand locations. Thursday–Sunday, visit website for full schedule of events and registration information. (864) 995-3112, www.greyhoundcrossroads.com