A new trend is taking over TikTok, with users testing their relationships by telling their partners they saw a bird and recording their reaction.
Thousands of users are participating in the "Bird Theory" trend, which has nothing to do with birds, but rather uses a scientific method known as the "Bid Test" to gauge their partner's engagement.
The viral TikTok trend is all about testing your relationship.
Author's summary: The "Bird Theory" trend tests relationships on TikTok.