Art and personalization come together in the process of making a custom bobblehead, especially if it has specifics like a "pretty girl in a short skirt." To make a homemade doll like this, here are some general steps you could take, with a focus on the creative and unique parts:

1. Design Conceptualization: The first step is to draw or think of a pattern for the bobblehead. This would describe how the "pretty girl" figure stands, what they wear (like a short skirt), how they style their hair, and any other things or ideas they should represent. It's very important to choose the right facial gestures and draw attention to any traits that stand out.
2. Sculpting: Based on the design idea, an artist makes the bobblehead out of clay or a similar material. This step is very important for getting the design's finer points across, like where the character is standing, how her skirt moves, and the features on her face. The artist has to find a mix between how realistic the "pretty girl" is supposed to be and how cartoonish a doll is supposed to be.
3. Molding and Casting: From the finished and approved model, a mold is made. After that, a strong material, usually plastic or resin, is used to make the bobblehead. This method can be used to make several copies of the original work.
4. Painting and Detailing: After being made, the bobblehead is carefully painted and decorated based on the design instructions. This includes the colors of the skin, hair, and outfit, as well as any designs or decorations on the short skirt. The artist's skill at painting brings the character to life and brings out its stylish and attractive features.
5. Assembly and Quality Check: If the bobblehead has more than one piece, they are put together. The end product is then given a quality check to make sure it meets the style and quality standards.
6. Packaging and Delivery: Once the customer agrees, the doll is sent to them in protected packaging to keep it from getting broken.

Each personalized bobblehead is made to be unique by using artistic skill and design. If you want to collect, give as a gift, or remember someone, a custom bobblehead of a "pretty girl in a short skirt" is a unique way to honor the character it represents and the artistry that went into making it.