Pajanimals Pajanimals is a musical children ' s television series produced by the Jim Henson Company and Sixteen South Limited . The show centered around the musical adventures of four young animals preparing for bed . The characters were designed by Jeff Muncy and built by Jim Henson ' s Creature Shop . Series History . " Pajanimals " , originally a Henson co - production with 4KIDS Entertainment , premiered on November 2 , 2008 , in the US ( on PBS Kids Sprout ) . The series originally consisted of ten three - minute segments that aired on a rotating basis . The shorts were designed to help comfort preschool viewers with bedtime themes and transitional issues such as separating from mom at the end of the day , healthy routines , sleeping through the night and being comfortable with the lights out . In 2011 , an order for new episodes in a half - hour time slot expanded the series to two eleven - minute segments , for a total of 26 broadcast episodes . The episodes debuted in October 2011 . Henson and Sprout now co - produced the show with Sixteen South Limited in Northern Ireland . Since the premiere of these episodes , the original shorts have not aired . The series aired on Nick Jr . in its country of origin , the United Kingdom . The full series focused on issues of more general concern to a young audience , such as nervousness about a dentist ' s visit , or learning to share comfortably , but retained a backdrop of bedtime rituals . On July 7 , 2012 , the show made its broadcast premiere in the US as part of NBC Kids , a Saturday morning programming lineup programmed by PBS . Songs . The series ( and shorts ) feature original songs written by Michael and Patty Silversher , with lyrics by Alex Rockwell and Judy Rothman . The program ' s theme song features the Pajanimals and Mom singing about the fact that they are " ready for beddy - bye " . Each character is introduced as the song shows them getting ready for bed . The theme song did not air as part of the original shorts , but a modified version , sung only by the mother , is included in the series . The series features a number of new songs , including " I ' m Your Light in the Night Sky " by The Moon , and in some cases repurposed versions of the ones from the original shorts , customized to fit the themes of the series . Merchandise . A scheduled 2013 50 - city stage show , " Pajanimals Live " , produced by Red Light Management , was cancelled . Soundtrack . On August 3 , 2009 , the soundtrack was released exclusively on Amazon . com on CD and for digital download . Track Listing : Plush Toys . Plush toys of each of the main characters , manufactured by Tomy , were available in multiple sizes , including 15 " . Books . A total of six different book releases were released on August 27 , 2013 - - " Cowbella and the Bad Dream " , " Sweet Pea Sue Misses Mom and Dad " , " It ' s Apollo ' s Special Day " , " Apollo Has a Bad Day " , " Squacky Is Afraid of the Dark " and " Sweet Pea Sue Makes a New Friend " . An additional title , " Squacky and the Gift of Christmas " , was released on September 24 . Two additional titles , " Let ' s Bundle Up and Go ! : A Lift - the - Flap Guessing Game " and " No Fun Without Sleep ! : A Lift - the - Flap Story " were released on July 15 , 2014 .