I have Crohn's disease and part of the disease is not being able to control bowel movements. Well at work one day this dreadful thing happened in front of people. I wanted to crawl into a hole and under a rock for years.
I'm 62, coming up with the MOST embarrassing moment would be virtually impossible.
Hard to really say as Meerkats are very communal and can have from three to fifty of them in their burrows. From what I read, they use and need a lot of space. Check this site out as it has a lot of info on them.