Season 1, Episode 4 (Aired on Fox Japan last week)
Scenario:A young man comes in sick and is not responding to treatment. House and his team are in his office doing a differential diagnosis 「鑑別診断」and House insists that the man has 2 illnesses, while his team thinks he has only 1.
Foreman was being completely serious, and saying that House was making aspeciousargument (that is, an argument that makes no sense) and then House just tells him that his tie is ugly! That's incredible. If my boss did that to me, I'd leave.