Wow, the Walt Disney Christmas parade is shaping up to be a big to-do, with “Dancing with the Stars,” “High School Musical” and “Hannah Montana” stars all involved.

The Walt Disney World Christmas Day Parade will air on ABC December 25 at 10 AM (ET). More details after the jump.

• Dance numbers from “Dancing with the Stars” couples Helio Castroneves and Julianne Hough, Sabrina Bryan and Mark Ballas, Joey Fatone and Kym Johnson, and Drew Lachey and Cheryl Burke.
• “High School Musical” stars Vanessa Hudgens, Corbin Bleu, Monique Coleman, and Ashley Tisdale (what?! no Zac Efron?) will sing “What Time Is It?”
• “Hannah Montana” star Miley Cyrus will sing “All I Want for Christmas is You.”
• Additional talent includes Katherine McPhee, Josh Groban and Jessica Simpson.

Of course, Regis Philbin and Kelly Ripa will host the Walt Disney World event and Ryan Seacrest will check in from Disneyland.