15. Seeing Somebody With A Basketball In Public...
...and having to seriously hold back the urge to strip it from them. Something takes ahold of basketballers when a ball appears in non-basketball situations, especially if it belongs to somebody with a clumsy-looking dribble. If it's been a particularly long time since you last played, you may find yourself involuntarily drawn to the ball like a hypnotised moth, forcing your mates to step in and drag you away before social humiliation can occur.