While most younger siblings have experienced embarrassment at the hands of family, Lily Allen took mortification to a whole new level when she wrote a song about her little brother, Alfie.
Portraying him as a video-game playing layabout, it was darn catchy and convinced us all of Alfies mildly wild credentials.
Alfies all-grown up now and to legions of Game of Thrones fans is the treacherous Theon Greyjoy, who occasionally enjoys getting his kit off too.