The Jim Henson Company announced Friday that Jim Henson's son, John Henson, died at the age of 48.

A statement was posted on the company's Facebook page which read, "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."

The younger Henson was also a puppeteer who performed for many years as Sweetums, the nine-foot-tall ogre, in addition to being a shareholder and board member of The Jim Henson Company.

He is survived by his wife Gyongyi and two daughters, 15-year-old Katrina and 10-year-old Sydney.