Real age of Miley Cyrus in Justin Bieber: Never Say Never
In the movie Justin Bieber: Never Say Never, Miley Cyrus was:
18 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 Justin Bieber: Never Say Never was released:
January 1, 2011
And the day in which Miley Cyrus was born:November 23, 1992
Since movies usually don't take more than one year to be released since the beginning of the filming process, Miley Cyrus may have been one year younger or one year older than the shown age while some scenes of the movie were being filmed.