By Michelle Lanz
Celebrities don't spare any expense when it comes to their big day. But which celebs take the cake when it comes to wedding extravagance?
You'd think Tom Cruise and Katie Holmes would have everything they wanted for their wedding, but a certain high-profile guest refused one request because of religious issues.
SEARCH: Which famous singer refused to sing "Ave Maria" at TomKat's wedding?
BING: Whose birthday did Tom and Katie celebrate in April?
PHOTOS: Check out Tom and Katie in their most glamorous red-carpet looks
WATCH: See Katie explain why Suri was seen with penis gummy candies!
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