Throw a Party for the Dogs With the Latest Luxury Dog Accessories There's a new twist on a Tupperware party that combines two of Americans' favorite pastimes -- throwing at-home shopping parties and spoiling their pets. They're called "pupperware" parties. There are new products galore to help make your dog look and feel debonair. So if Fido is going to be your date, you have to outfit him with the latest in socially appropriate gear. Maggie Gallant, a pet trend expert for Animal Planet, told "Good Morning America" about some hot, new luxury dog products that have turned up at...