Episode 4505 - Enthusiastic Penelope Penguin Friday September 19, 2014 Penelope Penguin is visiting Sesame Street but admits that she has a hard time making new friends because she is too enthusiastic. Chris tells her she can make friends if she remembers to stop and think. Will Penelope remember to do this? Subject: Self-Regulation Brought to you by: K & 11 Word on the Street: Enthusiastic – Really excited about something. If you've seen "Enthusiastic Penelope Penguin" please like this post and share your thoughts below.