Meta References in Dramas

  I love meta references, and there are so many in asian dramas. They're like little easter eggs for me to treasure. The Hong Sisters are especially well-known for being self-referential, but there are many meta allusions out there, from actors discussing getting their own autograph to clips from related shows. There's even the more subtle and ubiquitous question "Are you writing/starring in/filming a drama?" Here is an open-ended list: