"Lion's Secret" is an instrumental track that plays in the episode "Lars' Head" as Steven enters the Pink Dimension through Lars' hair for the first time, stopping when he exits through Lion's mane. It starts again when Steven realizes that Lion must have been resurrected like Lars.
- Music: Aivi & Surasshu
- This track briefly features motifs from "Rose's Theme" and "Lion's Mane".
- This track is also heard in "Lars of the Stars"