Real age of Lacey Chabert in Mean Girls
In the movie Mean Girls, Lacey Chabert was:
21 years old
That was the real age of the celebrity according to our calculation.
The calculation of the shown age took into account the first day of the year in which the movie Mean Girls was released:
January 1, 2004
And the day in which Lacey Chabert was born:September 30, 1982
Since movies usually don't take more than one year to be released since the beginning of the filming process, Lacey Chabert may have been one year younger or one year older than the shown age while some scenes of the movie were being filmed.