The "Roar and Pour" is officially back this Friday, March 18, from 6 pm until 9 pm.
The adult-only event features live entertainment, fun photo opportunities and a commemorative mini glass.
There will also be some delicious food trucks on hand thanks to Fresno Street Eats.
Tickets for non-members are $45. Designated drivers get in for just $25.
You can purchase your ticket online on the zoo's website.