Club Penguin Disney Descendants Party Promotion Slider

Club Penguin are advertising their 2015 Descendants party, scheduled to hit the island September 17, and run through until September 30. The advertisement is on the homepage, and is one of the sliders. It shows the logo designed for Club Penguin and the main characters have been 'penguinized'.

Disney Descendants PARTY
Sep. 17–30
BE ROTTEN TO THE CORE.

The characters (in order from left to right) are Evie, Jay, Carlos and Mal. I do not know if they will be appearing at the party, or in any quests thus far. I will update you closer to the time. Waddle on!