: Operation Crack Down) is a 2016 American animated heist comedy film produced by John H. Williams (through Vanguard Animation[2]) and Dan Krech[3] and directed by Ross Venokur.

[2][3] Released on November 4, 2016, the film was Vanguard Animation's first theatrically released feature film since 2010's Space Chimps 2: Zartog Strikes Back to avoid competition with 2014's The Nut Job.

Frankie (Jason Jones), a smooth-talking squirrel, finds out that acorns are being stolen by the evil A.C.O.R.N.S.

Now he must assemble a rag-tag team of forest animals with only three days to pull off their biggest heist yet.

The film was first announced in 2011 under the original title The Nut House.