I'm thinking weekend in Vegas for my bachelorette! Why not:
Where you see an awesome all-girl getaway, your attendants see nothing but dollar signs. As in, "Great! Another massive expense I didn't see coming." Even if finance is not a factor, this is one party-planning committee you don't belong on. Sure, you can give your two cents when asked specifics, e.g., thumbs down on skydiving, thumbs up on barhopping. Otherwise, mum's the word (that means butt out).Rephrase it:
You guys know me better than anyone. I'm sure whatever you cook up will be fab.