Wilhelm leaves the Yankees to work with Sunshine Carpet Cleaners but yet he is still seen in the show working for the Yankees after this.
Royalty checks are mailed out biweekly or monthly in one check not as one check at a time.
The Japanese television executive says "with two idiots like these. I can't believe the Yankees won the World Series." There's no way he could've known that Willhelm worked for the Yankees.