One of the romantic Stock Phrases. Often spoken by a character to indicate that she finds someone attractive, but doesn't want to actually pursue him because he's already in a relationship, usually with one of the character's friends. Of course, this question assumes that the siblings are exactly the same. Can also be gender reversed, and if spoken by men about a woman, it's often Those Two Guys saying it. These days it's also likely to be spoken by the Camp Gay in reaction to a straight man he finds attractive. Examples of Does He Have a Brother? include: