Bergen turned four this weekend. Celebrating with Bergen Hawkeye . . . . – When you tell him “happy birthday” he responds by saying, “Happy Birthday!” – Kevin made him his own special Wolverine claws. Quite an undertaking, but well-appreciated. – After his birthday party, Bergen would thank his guests by shouting “THANK YOU FOR COMING” through a mouthful of cake. – Bergen received the coolest remote control car that keeps running, even when it hits a wall. Not only was it his first remote control, it was the first gift he ever requested after seeing it on a “cah-mur-shuh-mull”. [commercial] Ah, advertising. – Berg’s cake was the coolest Batman-inspired…