The first instance of “Bro! You just posted cringe!” comes from a 2018 iFunny image macro, uploaded by FunnyInternetMan on August 23rd.
The reaction image depicted an Annoyed Picard, captioned with the catchphrase.
By October, 2018, the reaction image format spread to Twitter, with @_apandah_ introducing it in his tweets.
Approaching the end of the month, “Bro! You just posted cringe!” became a recognized format on Reddit as well.
- Theawesomedaily.com – Bro! You Just Posted Cringe! You Are Going to Loose Subscriber