Kathy Griffin. (Marvin Joseph/The Washington Post)

“If anyone could get drunk and fall, that would be heaven,” she said. Griffin said she thinks the bride’s sister, Pippa, would be the one to make an alcohol-induced scene. Ferguson said his money’s on Prince Charles’s wife, Camilla Parker Bowles.

Although drunken antics seem highly unlikely, there will undoubtedly be British ladies in crazy hats. Watch the interview below:

For more on the impending nuptials, check out The Post’s Royal Wedding Watch blog.