Crosby Gets a Surprise on 'Parenthood' (VIDEO)

You're minding your own business, strolling down the street, when all of a sudden, you see your ex standing there. No problem, you think. A little friendly chatter and you'll be on your way.

Not so fast there, our clueless friend. If your ex calls for her son to come over and meet "his dad," your life as you know it is over. Just ask Crosby on 'Parenthood' (Tue., 10PM ET on NBC). He'll tell you.

Watch the video after the jump.You're minding your own business, strolling down the street, when all of a sudden, you see your ex standing there. No problem, you think. A little friendly chatter and you'll be on your way. Not so fast there, our clueless friend. If your ex calls for her son to come over and meet "his dad," your life as you know it is over. Just ask Crosby on 'Parenthood' (Tue., 10PM ET on NBC). He'll tell you.