What happened in Cincinnati in hot tub time machine?

Answer 1

I live in Cincinnati, and this is the answer I came up with in April 2010 on Twitter:

@johncusack From someone in Cinti re: your #HTTM shoebox: It's my theory that you stole one of the city's flying pigs and had to hide it.

@skippercollecto that's it

I know the links don't work but you can copy and paste them to see the actual tweets.

http://twitter.com/#!/skippercollecto/status/11951661963

http://twitter.com/#!/johncusack/status/11952260780

Answer 2

it is probably a fetus as Jacob suggested but it is not ever revealed.

it is probably going to be explained in the possible sequal hot tub time machine cincinatti