(CNN) — Duo, the green cartoon owl mascot for language learning app Duolingo, has mysteriously died, and singer Dua Lipa is grieving. CNN — (CNN) — Duo, the green cartoon owl mascot for language ...

A pack of celebrities in animal prints are doing their best to distract us from a bleak reality.

Duolingo's mascot faked his death to get users to do their daily lessons, and attention from pop star Dua Lipa. Here's how he masterminded it —... Call it a miracle, or a marketing ploy: Duo the owl ...

The two could not stop showing PDA while on a fun day date at BST Hyde Park ...

Duolingo's mascot faked his death to get users to do their daily lessons, and attention from pop star Dua Lipa. Here's how he masterminded it — and why one expert sees the campaign as a success.