Your work isn't going anywhere and it can wait for a few moments, just like that email about Carol in Human Resources needing to speak with you about a meme you shared in the company group chat last week.
Impressions come in many different styles of impersonation, and varying qualities of the actual impression itself. This guy decided to break the mold, shake it up, and do some impressions of how different actors run in movies or TV shows they were in.