Mums get real about how it was for them. Not invited to party - should I say something? Etsy Gifts for My Girls. It was so weird. We had one at one month old and all was fine. I'm still pregnant, and have no idea, but I have never thought about butt crack length before and it seriously made me LOL.
Plumber's Crack and Buldge.
You might also enjoy Bumgenius AIO diapers looking: Buttcrack kid by Steve Wevsky. When sleep deprived mothers call out for help, we need to listen. Yes, she did grow into it about 6 months later.