I agree with the majority - VENT, VENT, VENT, then close your mouth, adjust your plans, and just let it go.....
They wanted to show you how much they appreciate all your hard work in planning this wonderful trip for them, they wanted to do it in a big way and thought of something they think you would enjoy but that YOU would not have thought to do. So take another deep breathe and let it go.....
Remember this was done with LOVE so put a smile on your face, apppreciate the fact that they recognize your efforts and just ENJOY your night at Universal.

just let it go.....
recite this mantra: it was done with love, it was done with love, it was done with love, it was done with love............