Question: The Carnival Ecstasy was christened by an American television host that was born in what year?
Context: David Michael Letterman (born April 12, 1947) is an American television host, comedian, writer, and producer.  He hosted a late night television talk show for 33 years, beginning with the February 1, 1982 debut of "Late Night with David Letterman" on NBC, and ending with the May 20, 2015 broadcast of "Late Show with David Letterman" on CBS.  In total, Letterman hosted 6,028 episodes of "Late Night" and "Late Show", surpassing friend and mentor Johnny Carson as the longest-serving late night talk show host in American television history.  In 1996 Letterman was ranked 45th on "TV Guide"' s 50 Greatest TV Stars of All Time. Zhu Xun (, born September 7, 1973) is a Chinese television host.  Born in Suzhou, Zhu began her career as a television host in 1987, when she was a teenager.  She was the host of the "Our Generation" program ().  In 1988 she appeared in the film "Rocking Youth" ().  In 1992 she paused her television work to go to university at Asia University in Japan, studying management.  Thereafter she remained in Japan and became a host with Japanese television station NHK.  She then appeared in the television show "Bounce Ko Gals", "Three Giant Dragons", and "Shanghainese in Tokyo".  In 1998 she wrote her MBA thesis on "Media Market Strategy in the 21st Century".  She later returned to China.  She has hosted the 2009, 2011, 2015, and 2016 editions of the CCTV New Year's Gala. Carnival Cravings (also known as Carnival Cravings with Anthony Anderson) is an American television series on Food Network about unique food found at American carnivals.  The series features actor/host Anthony Anderson as he samples culinary creations only available at carnivals, fairs and festivals around the country.  The show premiered on August 12, 2015 and airs on Wednesdays at 10:00 p.m. EDT. Evan Ragland Farmer, Jr. (born July 28, 1972) is an American television host, radio host, actor, musician, designer/customizer, author, entrepreneur and real estate investor.  He is best known for his lead role as Jerry O'keefe in the MTV Film and follow up television series 2gether, and as host and carpenter within the home-makeover television genre including Emmy-nominated "While You Were Out" (TLC), "Freestyle" (HGTV), and "Door Knockers" (DIY). Matthew Wyatt "Matt" Rogers (born September 16, 1978) is an American television host and country singer.  He was also one of the finalists on the third season of the reality/talent-search television series "American Idol", he became a television host with series "Really Big Things" and "There Goes the Neighborhood". Kathryn "Kathie" Lee Gifford (née Epstein, previously Johnson; born August 16, 1953) is an American television host, singer, songwriter, comedian, and actress, best known for her 15-year run (1985–2000) on the talk show "Live!  with Regis and Kathie Lee", which she co-hosted with Regis Philbin.  She has received 11 Daytime Emmy nominations and won her first Daytime Emmy in 2010 as part of the "Today" team. AIDAperla is the newest and most modern cruise ship of AIDA Cruises, which was built by Mitsubishi Shipbuilding at their shipyard in Nagasaki, Japan.  The vessel was delivered in May 2017 and was christened in June 2017 by its 'godmother', German fashion model and television host Lena Gercke. Andrea Boehlke (born May 10, 1989) is an American television host, actress, and reality television star.  She is best known for her appearances on CBS’s "Survivor" series, and as a host of "PEOPLE Now" on People.com.  She is also known for her work for CBS Local Sports and for being a host for the New Year's Eve countdown in Times Square. Val Kahl (born Valérie Kahl) is a French television host, radio host, journalist, and producer.  She is known in France as the winner of the Reality Television competition show "Le Grand Casting de la Télé" on NRJ12 network in 2010, a Reality TV Show looking for their next television host. Carnival Ecstasy (formerly Ecstasy) is a "Fantasy"-class cruise ship operated by Carnival Cruise Line.  Built by Kværner Masa-Yards at its Helsinki New Shipyard in Helsinki, Finland, she was floated out on January 6, 1991, and christened "Ecstasy" by television hostess and entertainer Kathie Lee Gifford.  During 2007, in common with all of her "Fantasy"-class sisters, she had the prefix "Carnival" added to her name.
Answer: 1953