Deletion of List of running gags (2nd nomination)

Comment: Guidelines for list membership criteria here are too subjective. Violates  and .  says, "if someone is listed as an X, that person must have been identified as an X by a reliable published source." How do you cite a reliable, published source that identifies something as a running gag? Inclusion on this list is non-verifiable
Stance: delete
Cited policy: Wikipedia:No original research (WP:OR||WP:V||WP:LIST)