Saison 1, épisode 11
Beep Has the Blues (EN)
Beep Has the Blues (FR)
Diffusé le 25/02/2016
Beep is sad because her sister rover on Mars, Boop, is sick and can't move. Celery flies the kids out to Mars to try to help and discover the problem - that Boop's solar panels have been covered in dust.