Does the thought of re-furnishing your room by yourself excite you? Do you constantly feel an urge to design people’s houses? Did you enjoy setting up dollhouses as a child?

You don't necessarily have to be a bored star-wife to make it as a good Interior Designer (with due respect to star-wives). All you need is a sense of space and a well-defined aesthetic sense.

Then, you probably have all that it takes to be a good interior designer. Here's more details on the career.