If they are addressed on the invitation then yes, but if they are not then please do not have them come.
If the kiddo is addressed on the invitation then yes!
Wear whatever is best for you, we want everyone in their BEST looking outfits! Only thing we ask is DO NOT WEAR WHITE! (Which should be an obvious)
Please absolutely no smoking, or vaping of any sort inside or near the venue.
Don't worry about that, they all will be wearing black :)