The Adventures of Rocky and Bullwinkle (2018)

S1E7 Dark Side of the Moose: Chapter Two

Rocky and Bullwinkle come across a young extraterrestrial and decide to help him find his family. However, their plans take a turn for the worse when they inadvertently misplace him at an alien convention. To make matters worse, Boris and Natasha, along with the quirky billionaire Colonel Boudreaux, are also on the hunt for the lost little alien.