Blecka

 Earliest Known Appearance: Episode 3133  Blecka  is a Grouch  who appeared in Sesame Street episode 3133. She attends Lillian's home care thinking she won't have a good time, but Lillian proves her wrong by providing things that she likes. At the end of home care, Blecka says she had a rotten time, meaning she'll be coming back tomorrow.

TV/Movies/Specials

 * Sesame Street (1969 - present )
 * Episode 3133 (1993)