[custom_adv] Many do, especially when they are working to establish their careers in theatre, TV or film. Actors who work primarily as stage actors often teach as well or have another job in another area of expertise. Actors in TV/film often do voice over work as well as visible performances. [custom_adv] Jessica Simpson transitioned from pop princess to business mogul with the launch of the Jessica Simpson Collection, a fashion and accessories brand that brings in a reported $1 billion in annual sales — enough that she never has to sing another note again. [custom_adv] Simpson isn’t the only celebrity whose career change ended up being immensely profitable. These 26 stars transitioned from actors to singers, models to moguls and rappers to fashion designers to add millions to their net worths. [custom_adv] While many famous actors, musicians and athletes are content to focus on their careers, several just can’t be contained by one profession. They’ve channeled their creativity and drive into unusual second jobs or side hustles. [custom_adv] Some, like David Lee Roth, who worked as an emergency medical technician in New York City, prefer to do their secondary work anonymously. Others, like Gwen Stefani or George Clooney, use their fame to drive sales of their products. [custom_adv] These second gigs are often inspired by what the person trained to do originally, studied in school or developed as an outside interest. Here’s a list of 14 famous people and their intriguing side hustles.