Watch on HDtoday. Trick or Treat! It's time for a Wiggly Halloween! Anthony, Emma, Lachy, and Simon will entertain your little ones with this Halloween special filled with new and favorite Halloween tunes! Sing along with "A Friendly Little Spider," rattle your funny bones when you "Do the Skeleton Scat!," and move and groove with new friend Mumbles the Monster! It's a real treat to join in on this Halloween celebration with The Wiggles, Dorothy, Wags, Henry, and Captain Feathersword. Let's have a Wiggly Halloween!