What episode is boiling sheep telling jokes?

Boiling sheep telling jokes is episode 4 16.

Boiling sheep tell jokes to make everyone happy, but only lazy sheep don't laugh. It turns out that the lazy sheep ate the mango planted by the village chief, and when they smiled, their bodies would take off. Slowly, the sheep is ill, so please ask an adult to take the class instead. The adult baby fell into the trap of the wolf, so the wolf pretended to be a substitute teacher and came to Yangcun.

Unexpectedly, the lambs didn't want a substitute teacher at all, so they came up with three difficulties to test the wolf, namely climbing trees with monkeys, enduring with scarecrows and swimming with piranhas. Grey Wolf passed all the tests by cleverness, but failed in the end.

Episode 4 16:

Boiling sheep tell jokes to make everyone happy, but only lazy sheep don't laugh. Because of the misunderstanding of boiling sheep, lazy sheep had to hide everywhere, but was caught by the big wolf. At a critical juncture, Boiling Sheep amused the lazy sheep by telling jokes, which made the lazy sheep soar and escaped from the clutches of Grey Wolf, and Grey Wolf was also punished.

The wolf pretended to be injured in order to cover up his failure in catching sheep, but was taken care of by Kotaro unexpectedly. However, it is inconvenient to move after dressing, and there is nothing you can do when you see a sheep close at hand. When the lambs found out, they made fun of the wolf. Unbearable, Cang Lang fought back, but Kotaro found out that he was cheating.