a name for turning a bowl with egg foam upside down over your head

[JACEK1]

I think I have found the name for the activity in question at long last. I have been thinking about it for a long time and the name flashed across my mind.

A topsy-turvy overhead stickiness test.

:-D

 

[ChinaDan]

I'm sure that would work if I had any idea what Dairy Queen was!

5 second Internet search, and...

Upside Down Blizzard

No need to thank me.