Puppets is the eighteenth episode of Blue's Clues from season four. This was the third of the five episodes from the fourth season with a delayed-release according to Amazon and iTunes.
This episode is the second of two bonus episodes available on the DVD "Classic Clues" on January 27, 2004, with Rhyme Time.
Jennifer Twomey is the writer in this episode and credited as Jennifer Twomey Perello.
In the Mailtime Segment, Sock Puppet wails the end of the mail song, and says that he's always wanted to do that. Mailbox has a mailman puppet which he uses to hand over the letter.
This was the second time to use the "A Clue, A Clue" line from Blue's Play.
This was the third and last time to use the "Notebook" line from Hide and Seek.
This is the sixth and last time to use the "A Clue" line from Blue's Sad Day.
This was the second time to use the "Thinking Chair" line from Art Appreciation.
This is the last time Steve was at the right side at the end of Mailtime.
This is the last episode produced with Steve as the host.
Goofs
In the Dish Network info of this episode, Donovan Patton (Joe) is accidentally credited in the cast.