Field workers long reported chimps sharing slightly fermented/alcoholic fruit in the wild. Lubricating social interactions with a slight buzz. Recall Fiben and the dance-party in The Uplift War? ;-) Which BTW is just $2.99 (ebook) on Sunday. Hugo winner.

https://www.iflscience.com/chimps-filmed-sharing-booze-in-the-wild-shows-our-deep-evolutionary-taste-for-alcohol-78893