tom hegeland , replies their latest host , as he continues flipping over bratwurst on a mammoth grill with the tongs in his right hand , adjusting the black ball cap that has vietnam emblazoned across the bill in yellow letters with his left hand - some vague symbols which look like flags beneath that - and continues orating in his booming voice , made all the more surprising by a roly-poly physique that has him appearing to lean backwards at all times .