Melissa Rivers 'freaked out' while portraying mom Joan Rivers

Melissa Rivers, who will be portraying her mother Joan Rivers in Jennifer Lawrence's upcoming flick, recently revealed that she freaked out in the hair and makeup tests.

In a recent interview, Melissa said that hair and makeup tests were more difficult than actual shoot, adding that it was a bizarre and she stopped looking in the mirror, reports News.com.au.

Joan Rivers died in September 2014.

After speaking with director David O. Russell and family friend-turned-producer John Davis, Rivers, 47, she accepted the part in 'Joy' that will hit the theatres on December 25.