Duo, the green cartoon owl mascot for language learning app Duolingo, has died, and singer Dua Lipa is grieving. The brand announced Duo’s passing on Tuesday, writing in a cheeky statement on th ...

please also include your credit card number so we can automatically sign you up for Duolingo Max in his memory.” Duolingo also made a special shout out to British singer Dua Lipa, as the mascot ...