Joining Adam, Alan and Myf are Briggs, Andrea Keller, Reuben Kaye and Zoe Coombs Marr, who are out to prove they've got the brains to work out the secret song; they play a new extremely cute game: The Kids are Alright; violinist Eric Avery performs.
| Name | Type | Role | |
|---|---|---|---|
| Zoe Coombs Marr | Guest Star | ||
| Andrea Keller | Guest Star |