Category Events - United States, Denham Springs (LA) Come have some fun with us! Do you want to win a $25 Holy Cow Gift Card??? Come to Holy Cow for dessert on Prom Night, check in on FB, post a pic in your Prom attire and tag us #HolyCowProm2K18 . The most likes by Sunday at 6 will win $25 gift card? We'll be open until midnight!