maybe there will be a grown ups 3
The Production Budget for The Bourne Legacy was $125,000,000.
The Production Budget for Enemy at the Gates was $85,000,000.
The Production Budget for Meet the Parents was $55,000,000.
The Production Budget for Coyote Ugly was $45,000,000.
The Production Budget for Happy Feet Two was $135,000,000.
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
The Production Budget for The Core was $85,000,000.
The Production Budget for Tropic Thunder was $90,000,000.
Grown Ups was released on 06/25/2010.
The Production Budget for Eagle Eye was $80,000,000.
The Production Budget for Beowulf was $150,000,000.
The Production Budget for Waterworld was $175,000,000.
The Production Budget for Knowing was $50,000,000.