The actor also sang the iconic theme song "Movin' On Up" for another '70s sitcom, "The Jeffersons."
"As I write this caption, tears are welling up in my eyes," the actor wrote on Instagram.
The actor, playing George Jefferson in the "All in the Family"/"The Jeffersons" remake special, broke the fourth wall in style.
Hemsley made a name for himself as George Jefferson, carrying the iconic sitcom for a decade and earning a 1984 Emmy nomination
When it comes to awful fictional mothers-in-law, Jackie Florrick of The Good Wife secured her place among the greats in last week's episode. Let's take a look back at some of her fellow Hall-of-Famers, TV's most horrifying mothers-in-law.