What should I say or do ? So , me and my baby father want to try things again before baby girl come butt he has a 3 month old baby the baby mother is young and childish . Yes , he cheated and that’s how that bby came about because prior to it all we were dating for about a year in a half . I want us to work out but he need to set boundaries with this girl because she can’t feel like she the girlfriend and babymother if you know what I’m saying . So any advice!