"Hypno A Go-Go" is an episode from Back at the Barnyard from Season 1.
- Chris Hardwick as Otis
- Jeffrey Garcia as Pip
- Cam Clarke as Freddy / Announcer
- Rob Paulsen as Peck
- Tino Insana as Pig
- Leigh-Allyn Baker as Abby
- Wanda Sykes as Bessy
- Dom Irrera as Duke
- Maria Bamford as Nora Beady / Cheerleader Bessy
- Steve Oedekerk as Nathan Beady
- Fred Tatasciore as the Farmer
- This is the first episode to have a Pig segment.