Sentence:  As he walks down the hall to meet a group of businessmen, this corporate secret service uses code ling and the phones' two-way radio feature to head off potential snafus, such as toilet paper trailing from his wing tips and "snow on the mountains" (a <WSD>shoulderful</WSD> of dandruff), while he's unaware in a Mr. Magoo sort of way of the action surrounding him. 
Meaning of the word marked with <WSD> tags:  As much as can be carried on one's shoulder.