The outdoor ceremony will honor White's memory with music, photo-ops, 100 cake slices provided by Turano Baking Company as well as a red licorice giveaway.
There will also be an Animal Care League pet adoption event. White was a life-long animal rights advocate.
Betty White suffered a stroke days before her death at her LA home, certificate reveals
It's happening Saturday at 10 a.m. under the marquee of the Classic Cinemas Lake Theater.
White died at the age of 99 on New Year's Eve. Her death certificate said she died after suffering a stroke on December 25.