Brittany Murphy was 16 in Clueless when she played the character 'Tai Frasier'.
That was over 28 years ago in 1995.
In 2009 she died aged just 32, starring in 46 films in her career, 44 of those after Clueless was first released. If she were alive today she would be 45.
In Clueless, I think Brittany Murphy looks: