how to do like this, Embeded wp with vbulletin !

hey

hxxp://totallyher.com/

it's very amazing blog embeded with vbulletin , how he do like this??

2nd question how he use category and subcategories links to posts without 404errors ??

last:what theme used in this site !

did you just... ask him ?
(who knows...he might answer ! if so, please share !)