Fun is like a shot of pure joy. To discover its ingredients, the author conducts a fun audit with friends and family. Playfulness is key, and embracing a mindset of levity and readiness to laugh is crucial. Being a fun person doesn't mean being the life of the party; it's about making others comfortable and creating a playful atmosphere. By helping others feel safe, we ignite a little fire of fun that grows and allows people to tap into their playful side.