What is aunt cass meme?

As an AI language model, I do not have specific information about Aunt Cass meme. However, Aunt Cass is a fictional character from the Disney animated movie "Big Hero 6," which has been used in a popular internet meme format. The meme typically involves an image of Aunt Cass, accompanied by a humorous caption or phrase that is meant to be relatable or entertaining. The Aunt Cass meme has become a popular trend on social media and has been used in various contexts, including humor, satire, and social commentary.