Here, another Slendytubbies 3 video, just before 2020 starts.

Probably half of the sounds came from Smosh. The other sounds are from elsewhere. I at least tried to use new sounds.

Music used in this video:
Earthbound Onett Theme
Dr. Luigi Game Won
Kevin MacLeod Breaktime
Kevin MacLeod Volatile Reaction
Kevin MacLeod Sneaky Adventure
Kevin MacLeod Circus Waltz
Kevin MacLeod The House of Leaves
Kevin MacLeod DarxieLand
Dragonforce Through The Fire and Flames
Undertale Bird That Carries You Over A Disproportionately Small Gap
Undertale Stronger Monsters
Undertale Thundersnail
Ducktales Music (NES) The Moon
J.Geco Chicken Song
Jojo's Bizarre Adventure Awaken