Most Helpful Guy
I honestly wouldn't care. They're an ex for a reason. No matter what they looked like now, versus then, it wouldn't change why we were incompatible.
I've never had a relationship end because of looks, so even if their looks improved, it wouldn't make any difference.1
Most Helpful Girl
If I had a dollar every time a an ex/guy I was seeing talked to me years later and said to me that they "made a mistake" I'd have... like 5-6 bucks.2