fluffy Karen Prell and Red Fraggle were at GeekGirlCon this year. They did the panel completely in-character. Someone asked if Red were the original Red Fraggle. She had a bit of an existential crisis over that.
Syd Midnight Fraggle Rock was a bipolar roller coaster of emotions, one of those shows that looks like a cute cartoon or puppet show long enough for parents to lose interest and stop paying attention, then they get really serious or creepy or hit you with some huge philosophical dilemma, and allows you to have more complex nightmares.