If your first child is a girl, don't get too set on the word "panties." It's better to potty train all of your kids using the non-gender-specific term "undies." Doing this will help to keep your son from talking about his new Cars Panties in Kohls. Then you won't be laughed at by strangers in the fitting room.
Parent blunders aside, we're so proud of our potty trained little boy.
Here he is on his "potty-chart-completion" surprise.