Milli and Geo are ready for the annual Siblings Picnic at Umi City Park, but not before they have to find Big Trouble's little brother. Can Team Umizoomi find him in time for the Siblings Picnic.

Ad blocker interference detected!

Wikia is a free-to-use site that makes money from advertising. We have a modified experience for viewers using ad blockers

Wikia is not accessible if you’ve made further modifications. Remove the custom ad blocker rule(s) and the page will load as expected.