Unless I'm mistaken they did the Wrestlemania press conference from there as well.
I'm sure it doesn't bother Vince all that much. Sure, it ended up going under, but in fairness most of the big themed restaurants in that style (eg. The Fashion Cafe; Planet Hollywood) bombed miserably as well.
I may be wrong here, but I could swear that right after Billy Gunn's feud with Rock fizzled and he turned face (before the Outlaws reformation) that the WWF was going to give him the WWF Title in a match against HHH on Raw.