It started with the parody of well known songs from the history of Pop music, but longer into quarantine more orginal songs started to appear.
But before we start don't forget: Stay at Home, Wash your Hands and Stay Safe and don't forget to clean your phone screen / keyboard regularly!
Some Bee Gees classics
were also used:
ABBA as well
(especially Bohemian Rapsody) are a very popular choice: