12:32Pokémon: Diamond and PearlSeries 10Mass Hip-Po-Sis!CBBC Duration: 19 minutes Sun 10th Mar 2024, 12:32 on BBC Pokemon ChannelAvailable for 5 monthsWatch nowAsh's Turtwig brings everyone's attention to a stranded young Hippopotas.GenresChildren'sBrandPokémon: Diamond and PearlSeriesPokémon: Diamond and Pearl: Series 10 Source: BBC Online