“This thing started as a joke,” says Claudia Meza, the host of weekly podcast City Cast Portland. That joke was 503 Day, a local holiday to celebrate all things Portland. “We were calling it ‘a totally real’ holiday,’” says Meza. According to her, listeners ran with it and submitted theme songs and videos about 503 […] The post Totally Real Portland Holiday 503 Day Returns appeared first on Portland Mercury.