Bradley
Cooper
has
revealed
his
affection
on
a
monkey,
which
impressed
him
during
the
filming
of
The
Hangover
Part
II.
The
actor
has
said
that
he
fell
in
love
with
the
monkey
named
Crystal.
Elaborating
the
monkey's
acts,
the
actor
told
femalefirst.co.uk,
“She
bullied
everybody
-
she
owned
the
set
-
but
she
had
ways
of
making
you
fall
in
love
with
her.
She
could
do
what
she
wanted.
Make
no
mistake
about
it,
when
Crystal
showed
up
on
set,
it
was
Crystal"s
set,"
However,
the
comedy
movie
directed
by
Todd
Phillips
also
features
Ed
Helms,
Zach
Galifianakis,
Justin
Bartha,
Jeffrey
Tambor,
Ken
Jeong
and
Paul
Giamatti
in
the
cast.