The Snuggie, as you may or may not know from the cable, is a blanket with sleeves. If there's one thing that sucks about life, its the brutality involved in moving your arms out from under a blanket. The horror. Oh the horror.
I've been trying to think where I've seen it before. And then it hit me. Chewbacca wears one in the infamous 1978 Star Wars Holiday Special: