Ursula K. Le Guin wasn’t able to make the Nebula Awards banquet when she was given the SFWA Grand Master award last year. Tonight at Potlatch, Eileen Gunn presented her with the award, as everyone cheered and showered her with candy, cloaks and silly hats.

Ursula K. Le Guin receives her Grand Master Award. As you can see, it is a solemn occasion.
After that, everyone came back to the consuite for cake!
Vonda McIntyre had cakes made with reproductions of the covers of some of her books:

Quick Sparrowhawk, what’s the True Name of cake?
