Plot: If you're still deciding what to wear for Halloween, Ellen's got you covered with great kid costume ideas you'll love! HILARY DUFF proved she's both a talented actress and an amazing singer, now she's adding author to the list! She's just written a new book and will have all the details for Ellen. Then, she's moved out of the hills and onto the dance floor -- AUDRINA PATRIDGE is here with TONY DOVOLANI to talk about "Dancing with the Stars" -- and they'll perform a number for everyone