Again, LATE ABORTION.
4x12 = 48
48/3 = 16 + 3 = 19
The 19th trimester would be cutting it, but still.
But seriously, stop being a brat and be nice and play with him. It sounds like he needs a little social activity. If he's one of those kids who will not cooperate and has temper tantrums, tell your mom she sucks at parenting. My mom would laugh at me if I had a temper tantrum, and I only had one, which involved crying and kicking, for 10 seconds. lol.