Onaka ga Itai (E84)

Bonobono's father is pressing on his stomach and looks unwell. He says he has a stomachache. In order to take his mind off the pain, he tickles his stomach and dives into the sea off of cliff, which worries Bonobono. Bonobono visits Wolverine's father to get an herb to make the pain go away. Will it help Bonobono's father? (Crunchyroll)