Best Answer - Chosen by Voters
-A seedy motel is named the Grand Duke, which is the name of a character from "Cinderella."
-A restaurant is called Bella Note, a nod to "Lady and the Tramp."
-A woman Adams encounters in Central Park asks her if she wants to feed the birds, "just a dollar a bag." That's dialogue from "Mary Poppins," subbing out the word "tuppins."
-Going a bit deeper, you'll find that Mary Ilene Caselotti, the reporter on TV, is named after the actresses who voiced Princess Aurora in "Sleeping Beauty" (Mary Costa), Cinderella (Ilene Woods) and Snow White (Adriana Caselotti).
-The Banks, a couple getting divorced in the movie, are named after the family in "Mary Poppins." And Churchill, Harline and Smith, the name of Dempsey's law firm, is named after the songwriters from "Snow White": Frank Churchill, Leigh Harline and Paul Smith.
-In the law firm sequence, Giselle looks at a fish tank while the Muzak in the background plays "Part of Your World," a song from "The Little Mermaid."
-A couple of the new songs in the movie -- from Disney's Alan Menken and Stephen Schwartz, who between them have worked on many Disney animated films from the '90s -- hark back to songs in "Snow White" and "Beauty and the Beast."
Source(s):
http://tvdvdbits.blogspot.com/2007/11/entertainment-news.html