Get ready to have your baking, design and health questions answered with a special "Throwback Thursday" edition of our "Problem Solvers" show! The "Ace of Cakes," Duff Goldman, helps one woman recreate the classic carrot cake she loved as a kid… and how about s'mores… in a jar! Plus, a pharmacist checks in with the latest on flu shots, "HGTV’s" Chip Wade revives an outdated kitchen and Rach makes her Ultimate Mac & Cheese! (Spoiler: It has gruyere, bacon AND truffles!)