Call his office phone from a payphone outside and say you're a police officer who's investigating the death of (you) and the post-mortem has revealed you died of a severe allergic reaction to vinegar. When he breaks down in remorseful tears, staple his ears to his desk.
	
		
			
		
		
	
				
			 
	 
  
 
		 
 
		 
 
		 
 
		
 
 
		
 
 
		 
	 
	 
 
		
 
 
		