The Entertainer/Someone knocking for Julius

Julius could hear knocking on his door.

• Two different sort of knocks going off at the same time. He could recognize his parents pattern in the knocks.
• A rhythmic beat going off tone after the second knock, his Father was at the door
• A soft knock with a musical tune to it, his Mother wants to talk to him
• A melodious tune knocked out aimlessly, he wondered why his brother Charle is at his door
• A soft knock, almost inaudible...He recognized Felicia's knocks