Can adults wear a Halloween t shirts or regular t shirts with costume accessories,some skirt and some tights to go trick or treating with kids to get some candy,about October 31st.

They have many Halloween T-shirts. They arrive pretty early Sept. You can wear all things halloween .. get into the spirit, have fun They have all kind of candy too

I don't know about that because I have no kids. Sorry can't help on that one

Everywhere is different, depending on the area. When it gets closer to that time, ask your local area.