Get Free Snow Crab Legs Dec 202012 If you're new here, you may want to subscribe to our daily email updates. That way, you won't miss a deal. Thanks for visiting!Red Lobster is offering a deal for a free 1/2-pound of snow crab legs with the purchase of two Crabfest entrees through December 23. Get the deal through the Red Lobster Facebook page. Sorry, the comment form is closed at this time.