Do not go there. There are proper places to change babies and others wearing diapers, and improper places. Changing them in public right in front of everyone is humiliating for the baby and grosses everyone out.
Male witches exist. They are warlocks. I do not know if this is what you had in mind, and you probably already knew, just saying. I dressed up as a warlock some Halloweens ago (cloak, hat, and pitchfork). It was fun.
M3gan meets Donnie Darko