Also known as Biker Chick Wedding Crashers in the 4Kids dub and Back to Solaria in the Nickelodeon dub.
With Radius and Countess Cassandra's wedding around the corner, Stella and the Winx head to Solaria to stop the wedding and defeat Cassandra before she loses her father forever.
- "I Know You're in There Somewhere" Fight: Stella gives one to Radius, knowing it was Cassandra's dark magic that brainwashed him, prior to using her fairy dust to break it.