You don't have to be Jewish unless you are

Daughter's tribute to popular Hull teacher who helped Jewish refugees evade the Nazis

Conservative synagogues pass proposal allowing non-Jews as members

Remember the commercial "You don't have to be Jewish to love Levy's real Jewish rye bread?"
It might be updated with "You don't have to be Jewish to be Jewish."

Rabbi Yaron Reuven speaks about Torah Codes in relation to Purim in the second video below.