As youths, we used to get so excited to tell people about our interests & hobbies. Well, there's no reason that needs to stop.
It’s real simple, all you need to do is bring something to share with the group, and a story that goes along with it. This is the time to go all out explaining your hobbies, diving in deep about how important an event was for you, or just showing off a cool souvenir from an exciting experience.