While the Elf on the Shelf is typically intended for children to interact with, there is no rule against adults touching or moving the elf. It ultimately depends on the family's traditions and rules.
There is no specific collective noun for 'grown-ups'. Grown-ups is another word for people, the collective noun would be whatever is appropriate for the context of the grown-ups that you're talking about. For example, a council of grown-ups, a team of grown, a crew of grown-ups, a party of grown-ups, a mob of grown-ups, etc.
Grown-Ups was created in 1980.
Grown ups
maybe there will be a grown ups 3
Grown Ups was released on 06/25/2010.
The Production Budget for Grown Ups was $75,000,000.
Grown ups is two words.
Grown Ups - film - was created on 2010-06-25.
Grown Ups 2 was released on 07/12/2013.
Grown Ups grossed $272,223,430 worldwide.
Jake Goldberg's role in Grown Ups is Greg Feder!
Grown Ups was filmed on the Essex River in Essex, MA.