Answer:
I am a band that does not perform sing or act.
I'm sometimes white but most often I'm black. I take you there but never bring you back.
Railroad Crossing, look out for the cars. Can you spell that, without any R's?
I hold two meanings. With one I may be broken with the other I hold on.
I build bridges of silver and crowns of gold. What am I?
When is it bad luck to see a black cat?