Explain tailgating?

Tailgating is a social event where people gather in the parking lot of a sports stadium or other event venue before a game or concert. Participants typically bring food, drinks, and sometimes games to enjoy while socializing with friends and other fans. Tailgating often involves grilling food, playing music, and showing team spirit by wearing team colors or jerseys. It is a popular tradition in American sports culture and is seen as a way to build camaraderie and excitement before an event.