Jim Henson's Son John Dies at 48

John Henson, son of Muppets creator Jim Henson, passed away Friday. He was 48.

The Jim Henson Company confirmed Henson's death on their Facebook page: "It is with great sadness that we confirm that John Henson, son of Jim and Jane Henson and brother to Lisa, Cheryl, Brian and Heather, died at age 48 of a sudden massive heart attack on Friday, February 14, while at home with his daughter."

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Henson was a shareholder and board member of The Jim Henson Company. In addition, he was a puppeteer and performed as the 9-foot tall ogre Sweetums for many years, including in Muppet Treasure Island andIt's a Very Merry Muppet Christmas Movie.

Henson is survived by his wife Gyongyi and their two daughters Katrina, 15, and Sydney, 10.