In the Glee episode "Throwdown", Sue states that one small part of her heritage is that she is a descendant of the Mayflower.
In the episode, Sue states that one small part of her heritage is that she is a descendant of the Mayflower. She states that this is the only thing she is proud of in her family, and it is something she holds dear. Sue also states that she is proud of the fact that she has been able to achieve success despite her humble beginnings.