Yes, when the three of them were in Banana, they had to go down to the lake to search, and everyone was stripped to his shorts.

During that time, my little brother just lost his memory, so the fat man took care of him.

When he took off his pants, he revealed the chicken underwear that the fat man bought for him.

This is the original text:

When we are ready, we pile all these things on the small floating row, then just take off our underwear and walk slowly into the lake. Stuffy oil bottle underwear was bought by a fat man, with two chickens on it, and the cloud almost fainted with laughter.