Bear Behaving Badly - Series 4 - Sing a Song of Secrets

Barney discovers an old musical box belonging to Uncle Rupert, but rather than playing music, the box encourages people to sing the truth! With everyone's secrets being revealed in song, Nev is under more pressure than ever to keep the biggest secret of all undisclosed - but for how much longer can Nev keep Crazy Keith the koala and his underground lair hidden from Angry Pants and Melanie?