Hollywood veteran William Daniels caused quite a stir on Thursday when he posted a throwback photo from his days as Mr. Feeny on Boy Meets World , leading fans to think the worst.

The 98-year-old took to Instagram to share a memory from his time on the '90s sitcom, in which he played a kind-hearted yet strict teacher.

William's shocking post

© Instagram William posted the message via Instagram

"Something about this time of year always takes me back to one of my favorite roles as Mr. Feeny," William wrote in the caption, alongside an autographed photo of himself in character.

"Let's celebrate this back-to-school season with 10% off all signed Feeny photos from our shop, now through September 15th!"

Fans immediately flooded the comment section, sharing their immense relief aft

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