She's been saved by the dinner bell. Tiffani Thiessen is getting a food show. The Cooking Channel says: "Tiffani Thiessen invites her celebrity friends over for good company, great stories and delicious food. With guests like Jason Priestley, Seth Green, her White Collar co-stars and more, it's a wonderful blend of dinner, drinks and fun. Come for the party, stay for the food." "Dinner at Tiffani's" premiers Feb. 25 at 10 p.m.