The Junior League of Cobb-Marietta will hold its third-annual Mardi Gras 5K fundraiser on Saturday benefiting local charities.

The run is a certified Peachtree Road Race qualifier, and will include a Tot Trot for children. The 5K race starts at 8 a.m. in Marietta Square, followed by a 1K at 8:45 a.m., and the Tot Trot at 9 a.m.

Runners and spectators are asked to bring old shoes to the race to donate to Shoes for the Cure.

Registration: $30; Tot Trot, $15; http://www.marietta5k.com

A post-race race brunch will be hosted for race participants at Marlow’s Tavern of Kennesaw.