The Underground Adventure

The Underground Adventure is the fiftieth episode of The Lion Guard and the twenty-forth episode of Season 2.

Synopsis
While escaping a fire, Kion, Kiara, Tiifu, Zuri and Bunga must navigate through a network of underground tunnels and meet an adorable golden mole with a sweet singing voice.

AJ McLean ("Backstreet Boys") guest stars as Kuchimba, the golden mole.