Question: How many episodes were included in the sixth season of the series that included Fairly OddBaby?

Context paragraphs:
Fairly OddBaby: Fairly OddBaby is a 2008 television film and season premiere of "The Fairly OddParents"’ sixth season, which first aired on February 18, 2008.  The episode was the first to air after a one-year hiatus.  The episode received 8.81 million viewers in its initial airing.

Danielle Rousseau: Danielle Rousseau is a fictional character on the ABC drama television series "Lost", which chronicles the lives of over forty people after their plane crashes on a remote island somewhere in the South Pacific.  Croatian actress Mira Furlan plays the scientist who shipwrecks on the island sixteen years prior to the crash of Oceanic Flight 815.  After Rousseau is killed in the fourth season, the American actress Melissa Farman portrayed a younger version of the character in the fifth season.  Furlan later reappears for one episode in the sixth season.  Rousseau is a recurring on-island character who has appeared in nineteen episodes in seasons one through four, as well as one episode where her voice alone is heard, and her final episode in the sixth season.

Mad Men (season 6): The sixth season of the American television drama series "Mad Men" premiered on April 7, 2013, with a two-hour episode, and concluded on June 23, 2013.  It consisted of thirteen episodes, each running for approximately 47 minutes in length.  AMC broadcast the sixth season on Sundays at 10:00 pm (ET) in the United States.  The season premiered in the UK on Sky Atlantic on April 10, 2013.  The sixth season was released on DVD and Blu-ray in region 1 on November 5, 2013.

List of iCarly episodes: "iCarly" is an American sitcom that originally aired on Nickelodeon from September 8, 2007, to November 23, 2012.  The series stars Miranda Cosgrove as Carly Shay who becomes an Internet star.  Nickelodeon promoted many episodes such as "iDo", "iHire an Idiot", "iPity the Nevel", "iDate Sam & Freddie", etc. as specials, despite their being regular episodes.  The lower case "i" which begins the episode titles represents the internet, as in ""i"Carly".  The show was nominated for an Emmy award for Outstanding Children's Program in 2009.  The series ended on November 23, 2012, with the one-hour special episode "iGoodbye".  A total of 7 seasons and 109 episodes were broadcast.  The largest audience of the series was 11.2 million viewers, with the special episode "iSaved Your Life" premiered in January 2010.

The Fairly OddParents (season 6): After a year long hiatus in 2007, "The Fairly OddParents" was revived for a sixth season to contain 20 episodes.  The season had two movies, "Fairly OddBaby" and "Wishology".

Canadian Idol (season 6): The sixth and final season of "Canadian Idol" is the sixth and final installation of the "Idol" series in Canada and premiered on June 3, 2008, on the CTV Television Network.  It is again hosted by Ben Mulroney, with the addition of Jully Black as a special correspondent and general mentor to the contestants.  Farley Flex, Jake Gold, Sass Jordan and Zack Werner all returned as judges.  This season saw a number of major and minor show format changes in an effort to keep the franchise fresh and innovative.  The final episode of the season, in which the Canadian Idol was crowned, aired on September 10, 2008.  The winner of the sixth season was Theo Tams.  The sixth season became the final season of "Canadian Idol" following its cancellation in 2009.

Scrubs (season 6): The sixth season of the American comedy television series "Scrubs" premiered on NBC on November 30, 2006 and concluded on May 17, 2007 and consists of 22 episodes.  The series moved to Thursdays at 9:00 pm as a part of NBC's Comedy Night Done Right.  Guest stars in the sixth season included Keri Russell and Michael Weston.  This season featured the series' musical episode, "My Musical".

The Walking Dead (season 6): The sixth season of "The Walking Dead", an American post-apocalyptic horror television series on AMC, premiered on October 11, 2015, and concluded on April 3, 2016, consisting of 16 episodes.  Developed for television by Frank Darabont, the series is based on the eponymous series of comic books by Robert Kirkman, Tony Moore, and Charlie Adlard.  The executive producers are Kirkman, David Alpert, Scott M. Gimple, Greg Nicotero, Tom Luse, and Gale Anne Hurd, with Gimple as showrunner for the third consecutive season.  The sixth season received positive reviews by critics.  It was nominated for multiple awards and won three, including Best Horror Television Series, at the 42nd Saturn Awards.

Will &amp; Grace (season 6): The sixth season of "Will & Grace" premiered on September 25, 2003 and concluded on April 29, 2004.  It consisted of 24 episodes.  Due to Debra Messing's pregnancy during the sixth season, Grace did not appear in six episodes: 6.6 "Heart Like a Wheelchair", 6.7 "Nice In White Satan", 6.21 "I Never Cheered for my Father", 6.22 "Speechless", 6.23/6.24 "I Do.  Oh, No, You Didn't".

List of Grand Designs Australia episodes: "Grand Designs Australia" is an Australian observational series on The LifeStyle Channel.  The series, which is a local adaptation of the British series of the same name, sees host Peter Maddison chronicle the construction of grand and unusual houses.  The first season, consisting of 9 episodes, premiered on 21 October 2010 and concluded on 16 December 2010.  The ten episode second season aired from 5 April 2012 till 7 June 2012.  The eight-part third season premiered on 18 October 2012, concluding on 6 December 2012.  Season four, consisting of 10 episodes, premiered on 10 October 2013 and concluded on 12 December 2013.  The 10-part fifth season ran from 9 October 2014 through 11 December 2014.  A special series of 3 episodes premiered on 4 June 2015.  A sixth season, consisting of 7 episodes, premiered on 5 November 2015 and concluded on 17 December 2015.

Supporting paragraphs: Fairly OddBaby The Fairly OddParents (season 6)
Answer: 20