it wasn't for publicity, just a funny drunken night. its just when your britney everything gets on the news and so it is assumed it was purposeful.

I hear her mom came down and bitched her out though, so she had to get it annuled. lol.

When your so young and rich like and pretty much have everything you ever wanted ...well then...people will do something crazy things like that because oh..lets say they are bored or just wanna joke around.
They see life differently i guess.