Question: "Congratulate this"

[alice wellintown]

A common expression in English, used as a movie title, Analyze This,
but I am not sure this Monroe reading is correct. Minus the hand
gesture, and depending on the context,  "this" might connote almost
anything.

2011/2/21 Dave Monroe <against.the.dave at gmail.com>:
> 2011/2/21 János Székely <miksaapja at gmail.com>:
>
>> As always, the most simple is the most difficult. Please help. In IV,
>> Ch Two, Bigfoot says to Doc that except for loads of cannabis debris
>> in his car, he is clean. "No blood or impact evidence we can use.
>> Congratulations." To which Doc answers nervously, "Congratulate this,
>> Bigfoot". What is "this", what is the connotation"?
>
> ... as in, "congratulate THIS" [grabbing his crotch] and/or
> "congratulate THIS" [shaking his fist] ...
>