Harry Potter and The Prisoner of Azkaban Premiere

The video tutorial discusses a significant event, highlighting its unprecedented nature and the involvement of key figures like Doctor Bennett. It concludes with plans for a celebratory event in America, emphasizing the impact and future implications of the discussed changes.

Discuss the emotional tone conveyed in the phrase 'Overnight change Doctor Bennett'.

What can be inferred about the setting when the speaker mentions 'In America'?