Our panelists have discussed how they discipline their own children... but disciplining someone else's kid? That's a whole 'nother ball of wax. Certainly, you wouldn't spank another child, but what about scolding a friend's child? Or the friend of your child? Where do you draw the line between what is acceptable and what is not? Mindy Roberts of The Mommy Blog asks, "Is It Right to Discipline Someone Else's Child?"Would you discipline someone else's kid? Have you done so? And have you ever argued with another parent over discipline? Join the Momversation by commenting in one of our related forums:Mean girls at 4Your discipline style? Less