<P> According to A&E 's Biography , Bert and Ernie were virtually the only Muppets to appear in the Sesame Street pilot episode , which was screen tested to a number of families in July 1969 . Their brief appearance was the only part of the pilot that tested well , so it was decided that not only should Muppet characters be the `` stars '' of the show , but would also interact with the human characters , something that was not done in the pilot . </P>
<P> According to A&E 's Biography , Bert and Ernie were virtually the only Muppets to appear in the Sesame Street pilot episode , which was screen tested to a number of families in July 1969 . Their brief appearance was the only part of the pilot that tested well , so it was decided that not only should Muppet characters be the `` stars '' of the show , but would also interact with the human characters , something that was not done in the pilot . </P>
when did bert and ernie first appear on sesame street
when did bert and ernie first appear on sesame street
July 1969
July 1969