This is one of the weirder promotions done by an app in recent months. The company even made a video showing Duo being killed by a Cybertruck.

Duolingo, the language-learning app, killed off its owl mascot named Duo on Tuesday in what is assuredly some kind of publicity stunt. In fact, here were are writing about it. So, well played, Duolingo. Duolingo posted the news on social media.

Duolingo announced that its beloved Duo the Owl mascot is dead. Here's what we know and why Dua Lipa is reacting to the news on X.