Illustrate a whimsical scene where c - 3po, the droid from 'star wars, ' is at the doctor's office. frame the scene in a 9 16 portrait format to focus on the character's visit. depict c - 3po sitting on a doctor's examination table, with medical instruments nearby and a physician or medical droid attending to him. capture c - 3po's unique expression, conveying his curiosity or concern about the examination. use futuristic and clinical lighting to create a playful yet sci - fi atmosphere.