But the Troublemakers are back!
They use their Trouble Ray to release the 50 baby penguins all over Umi City!
Team Umizoomi springs into action on a search and rescue mission for the lost penguins throughout the city's most popular establishments.
It all leads to a high-flying showdown with the Troublemakers at the hot air balloon festival.
UmiFriends, it's time for action!
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