Betty Boop Day is celebrated annually on August 9, honoring the iconic animated character known for her unique style and charm. This day encourages fans to watch classic Betty Boop cartoons, which typically last around six to eight minutes, and celebrate with themed parties where guests can dress in flapper-inspired outfits. Activities often include watching her cartoons on a big screen, enjoying themed snacks, and listening to 1930s jazz music. Betty Boop, who originally appeared as a dog character, evolved into a symbol of women's empowerment and playful rebellion against traditional norms. Her influence extends beyond animation, inspiring various fictional characters and even appearing on military equipment during World War II. Fans globally celebrate by hosting costume parties that reflect her era and style.