Old Asterisk movie FTF morph... but mostly BE
https://youtube.com/watch?v=5tGuflyZ0hY
Annoyingly just offscreen BR and BE. Nice reactions though!
https://youtube.com/watch?v=leDyAu93UHE
"Superhero Movie" not quite BE but kinda close
https://youtu.be/b6cYB0lBNUA