Mr. or Miss Perfect is the individual that avoids causing any issues in the family. This person becomes an over achiever in most subjects throwing themselves in to becoming successful afraid of being anything like the addict they avoid breaking rules or rebellion in any fashion. Mr. or Miss. Perfect often tries to gain the love of the enabler by being the exact opposite of the addict or the screw up.
The screw up is the person in the family that is blamed for everything that goes wrong with the family or the individuals in it. The Screw up assumes many of the responsibilities neglected by the addict that the enabler cannot handle or does not want to face. The screw up is the complete opposite of Mr. Miss Perfect, often times taking the blame for others mistakes, and breaking rules and being rebellious, often times to gain the attention of the family, because this is the only time they are noticed. The screw up is usually close to the clown,