An unmistakable laugh bellows from the receiving end of a phone, signaling a call from jolly old St. Nick himself. When he speaks, the slightest hint of exhaustion is detected. “I apologize about my voice,” said Jim Walker, who portrays Santa both virtually and in-person throughout Orange County, California. “I’m trying to hold on to it; it’s just been a lot of a lot of work so far.” It’s no wonder Walker sounded a bit raspy: He just wrapped up an eight-hour shift when he spoke to The Epoch Times Dec. 21. During that time, he made 62 Zoom calls to children throughout the nation, slightly less than the 67 calls he made a day prior. “It’s like boom, boom, boom, boom,” he said. “I think I’ve had three seven-minute breaks and one 12-minute break in eight hours.” Walker is among several Orange County actors who say they’ve been overwhelmed …