What Goes Knock, What Goes Knock, What Goes Knock Knock, What Goes Knock Knock Knock
				Riddle:  What goes knock, what goes knock, what goes knock knock, what goes knock knock knock. what goes knock knock knock knock knock, what goes knock knock knock knock knock knock knock knock 
			
			
								 	Answer: Fibonacci at the door.
								Source: https://riddles.com/6739
			
			
					
					
										
					
										
										
					
										
																				
							
							  
							
															
							