There’s a scene in the iconic 1990 Christmas movie “Home Alone” where the protagonist, Kevin, goes shopping by himself. As you may remember, the movie is about an 8-year-old accidentally left alone at home who has to fend for himself. Some of the items in the precocious Kevin’s grocery cart were a TV dinner, a loaf of Wonder Bread, frozen Mac and Cheese, Saran wrap, a half-gallon of milk, Tide, half a gallon of orange juice, toilet paper, dryer sheets and a pack of plastic soldiers. Home Alone Kevin McCallister’s 1990 grocery trip in ‘Home Alone,’ which cost $19.83, would today be $68.00, mark…