Are your friends daddies too? If they are, you can have a daddy-date group like the one I saw in that movie, "What to expect when you're expecting". This group of dads meet up with their kids for playdates and it's a strictly no mommy zone/time and they get to share their secrets, problems and whatever happens in the group stays in the group. Here's a scene from the movie:
https://www.youtube.com/watch?v=oc8RGUazssM
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