Two and a Half Men S02 E17 Woo-Hoo, a Hernia Exam!

"Two adults. One kid. No grown-ups."

After Charlie has back pain, Alan decides to take him to the Hospital. While there Charlie can't stop hitting on the doctor who is examining him. The only problem is that he has a history with her that he can't remember. Berta is feed up with Jake's inability to use the bathroom properly, so she decides to make him clean it until he learns.