Season 45 Episode 4515 - Stinky's First Day of Preschool Tuesday January 13, 2015 Stinky is the new plant at Elmo’s school but feels anxious when Chris has to leave. Chris, Elmo, and Elmo’s teacher Mrs. Sanchez all try to help Stinky feel less anxious. Will any of their strategies work? Subject: Self-Regulation Brought to you by: T & 19 Word on the Street: Anxious – When you feel worried or nervous that something may or may not happen. If you've seen "Stinky's First Day of Preschool" please like this post and share your thoughts below.