Activity for Jessica

We are planning on having a small dessert buffet along with our cake. I am making everything myself but I'm stuck when it comes to when to set it up and who would do it? I'm afraid that if I ask someone to set it up before the reception then people...

I'm considering this dress and will be having the neckline changed to more of a halter or v neck style. It has an illusion back with buttons all the way up.. I think it needs a belt or something but not sure if it would work.....