Paris Hilton visited David Letterman, after vowing never to return to the show . The socialite got angry with the famous TV host when he tormented her with questions about her prison experience. Letterman later apologized to Paris, and she returned to the show first in February to promote a movie, and then on Wednesday evening (May 7). Letterman presented Hilton as "A star of television and film, a recording artist, a best-selling author and an entrepreneur." The 27-year-old celeb talked about her new fashion collection for dogs, her line of hair extensions and her forthcoming reality show, titled 'Paris Hilton's My New BFF.
