Pregnant Midge among toys expectant on shelves for 2003 By KAREN MACPHERSON Barbie's best friend Midge is pregnant. Betty Spaghetty's got a voice, and so does the Slinky. Spiderman and the Hulk have a soft new look as plush toys for toddlers. And Elmo's learned two new dances - the Limbo and the Hokey-Pokey. That's just a peek at the news this year from Toyland, also known as the International Toy Fair, where thousands of toy buyers from around the world come to New York's Javits Center to get a look at what's new in 2003. Buyers this year also...