What's That Sound?

What's That Sound? is the 5th episode of The Musical World of Mr. Zoink uploaded on November 29, 2017. It guest stars Tara Strong as Baby Thunder.

Plot
Hoot is playing music but a little huge and loud noise disturbs him. Mr. Zoink arrives, and then Hoot explains what he has heard from the rock. Mr. Zoink starts to sing "What's that sound behind the rock, I really wonder", and then Baboom appears, and explains what the problem is. Once the sound has been played again, it was noticed that it was coming out. Everyone covered their eyes, until they noticed a cute little guy with a smile.

Characters starring
Mr. Zoink

Baboom

Hoot