Episode 4612 - Elmo Steps in for Super Grover HBO Premiere: Saturday March 26, 2016 PBS Premiere: Monday February 6, 2017 When Super Grover's new sidekick Horatio keeps getting stuck in doorways, Elmo has to answer the distress calls. Also featuring "Everyday Hero" song with Aloe Blacc, Cookie Monster's Aveggies parody and Elmo the Musical-Superheros. Brought to you by the letter H and the number 1. This street story is originally from Season 39, Episode 4176. This episode also features a new Elmo the Musical. If you saw "Elmo Steps in for Super Grover" please like this post and share your thoughts below.