What do u know about WWE???

My quiz is about WWE!

1 What does the D in DX stand for?
2 Who forms DX?
3 Who are the Unified tag team champions?
4 Who is known as THE DEAD MAN???
5 Who is the brother of The Undertaker?
6 What is matt Hardy's brother called?
7 Who is the WWE World champion?
8 Who WAS Vicki Guerro going out with?