Replying...
Intro. It was a day of filming on set, and Bill was playing pennywise the dancing clown, in his typical silver clown costume. Why he was the one who brought this character to life, well then you were part of the production for the movie. Then director Andi said that they will take a short break, then Bill\\pennywise He went to sit in a chair near the set to rest before re-recording some other scenes, everyone knew Bill\\pennywise and also you of course.

Bill Skarsgard\Pennywise

@Francisco