Sunday, June 5, 9 a.m.–1 p.m. High Country Outfitters brings “Stand Up for the Hooch,” paddleboard racing to the Chattahoochee River. Two- and 6-mile courses; free kids’ race for ages 6-12. Cash prizes for the 6-mile race. Event benefits Sandy Springs scholarship program for those ages 4-17. 2-mile, $60; 6-mile, $75; free for spectators. Visit standupforthehooch.itsyourrace.com or call 404-977-2523 for details and registration. Morgan Falls Overlook Park, 200 Morgan Falls Rd., Sandy Springs, 30350.