In this video, there are various Duolingo Plus and Super Duolingo adverts.
Source:
   • Duolingo plus advertisement   (originally uploaded by ‪@akivasinger9061‬ on March 31, 2020)
   • Duolingo Plus Ad   (originally uploaded by ‪@1light1‬ on April 7, 2021)
   • Duolingo Plus Ad (Oscar)   (originally uploaded by ‪@quatschquatsch23‬ on March 20, 2022)
   • Duolingo Plus Ad (Junior)   (originally uploaded by ‪@quatschquatsch23‬ on March 23, 2022)
   • Duolingo Plus Ad   (originally uploaded by ‪@1light1‬ on April 8, 2021)
   • Duolingo Family Plan Ad   (originally uploaded by ‪@quatschquatsch23‬on April 12, 2022)
   • Super Duolingo Ad 1   (originally uploaded by ‪@quatschquatsch23‬on May 17, 2022)
   • Super Duolingo Ad 2   (originally uploaded by ‪@quatschquatsch23‬on May 30, 2022)
   • Duolingo 17   (originally uploaded by ‪@Duolingo_Ramzan‬on February 13, 2023)
   • Video   (originally uploaded by ‪@shadow.avalon‬ on June 11, 2022)
   • Introducing Duolingo Math   (originally uploaded by ‪@duolingo‬on October 26, 2022)
   • Super DuoLingo New Year 2023 Countdow...   (originally uploaded by ‪@tokubirds1954‬on December 29, 2022)
   • Introducing Duolingo Max   (originally uploaded by ‪@duolingo‬on March 14, 2023)
Sorry for the Kapwing watermark.