Melissa Rauch was 25 in Delirious when she played the character 'Megan'.
That was over 18 years ago in 2006.
This was her first recorded movie acting credit (although may not technically be her first actual acting role).
Today she is 43, and has starred in 15 movies in total, 13 of those since Delirious was released.
In Delirious, I think Melissa Rauch looks: