<P> Oliver often makes use of joke hashtags to facilitate the viral spread of his videos on Twitter and Facebook, as with the hashtag #NotMyChristian, which he used in 2014 to complain about the casting of actor Jamie Dornan in the feature film adaptation of Fifty Shades of Grey . The hashtag became a recurring punchline on the show, mentioned in both serious stories and casual segues . </P> <P> Oliver's debut show garnered 1.11 million viewers . The number of viewers online, through websites such as YouTube showing extended clips of different segments, have steadily climbed into multiple millions . The show's YouTube channel also features Web Exclusives which are occasionally posted when the main show is taking a week off . Across the TV airings, DVR, on - demand and HBO Go, Last Week Tonight averaged 4.1 million weekly viewers in its first season . </P> <P> Last Week Tonight has received widespread critical acclaim . Matthew Jacobs of The Huffington Post named Oliver's program as 2014's best television show, writing "the year's most surprising contribution to television is a show that bucked conventional formats, left us buzzing and paved the way for a burgeoning dynasty . Last Week Tonight with John Oliver is 2014's crowning achievement ." </P> <P> Hank Stuever of The Washington Post compared Oliver's program with The Daily Show several times in his review of Oliver's debut: </P>

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