The signs you're an annoying guest, by a top party planner - from the exact number of canapes you're allowed to eat to why you must never bring Prosecco as a gift
				
																	
								
				How many canapes can you eat before you look greedy? Can you take your dog to a party? Is it ever socially acceptable to bring Prosecco?				
			
			
			
			
						
						
						
					
		