The band turn detective and go in search of Rosie's lucky flying disc which she needs for a competition. While cracking the case, they discover a surprising secret about Whiff.

Blu's nephew Cub has a monstrous odd job for the band - can they help this young adventurer track down the mysterious Beti? And can Whiff find a phone signal?

Siblings Artie and Xenon both want the garden shed for themselves. The band try to settle the argument but soon start taking sides - can Sheriff Andy sort out the mess?