Thursday night’s episode of CBS ‘ Ghosts, aptly titled “St. Hetty’s Day,” reveals that the Gilded Age aristocrat’s power is tied directly to her Irish ancestry. As it turns out, Hetty has quite a powerful ability, albeit only on one day per year. On St. Patrick’s Day, she can be seen by the living.

What is Hetty’s ghost power? Turns out, she can be seen by the living. Unfortunately, there is a big limitation to this impressive power. So, how exactly does it work? Keep reading as we dive into it.

Ghosts star Rebecca Wisocky breaks down Hetty's emotional St. Patrick's Day power, unpacking the importance of her experiences in the episode.

Ghosts explores a little St. Patrick’s Day magic in its latest installment as former proprietor and Woodstone-bound spirit Hetty ( Rebecca Wisocky) finally uncovers her secret power.

CBS Ghosts Season 4 has built a lot of suspense around Hetty's latent powers. The biggest quirk of the comedy series is the ghostly powers of the various spirits residing in the Woodtsone mansion, and it will get a new addition in Hetty in the upcoming episode.

CBS’ official description for this new episode 16 of Ghosts season 4 reads like this, “Hetty’s ghost power is revealed when Jay’s cousin Sunil visits Woodstone Mansion on St. Patrick’s Day on the CBS Original series GHOSTS.” Episode 16 was written by Josh Malmuth, and it was directed by Pete Chatmon.

For four seasons, Ghosts has teased viewers about Hetty’s ghost power, often using the others in the house to mock her for not having one. But gone are those days because as revealed in “St. Hetty’s Day,