<P> Oliver injects humor into his presentation, including satirical analogies, and allusions to popular culture and celebrities . The show includes a panel in the upper - left corner that frequently displays a photo or graphic for that accompanies subject at hand, which aids in the humor . A full - screen graphic will show and play a video clip (such as a news show or documentary's excerpt) when Oliver is citing it . He often coins a hashtag for use in social media related to his segment, some of which go viral . </P> <P> The typical structure of the show is to open with a recap of a few of the week's news stories, segue into a video compilation, and then move on to Oliver's main segment . Some of the episodes will follow up the main segment with another video compilation or news story . Oliver's speech is broken up with video compilations of recent news clips, or recurring segments, into which Oliver segues with the slogan, "And now, this ." Oliver has also ended some segments with mock trailers for fictional TV shows or commercials that satirize the subject of his speech . </P> <Table> <Tr> <Th_colspan="2"> Season </Th> <Th_colspan="2"> Episodes </Th> <Th_colspan="2"> Originally aired </Th> </Tr> <Tr> <Th> First aired </Th> <Th> Last aired </Th> </Tr> <Tr> <Td> </Td> <Td_colspan="1"> </Td> <Td_colspan="2"> 24 </Td> <Td_colspan="1"> April 27, 2014 (2014 - 04 - 27) </Td> <Td> November 9, 2014 (2014 - 11 - 09) </Td> </Tr> <Tr> <Td> </Td> <Td_colspan="1"> </Td> <Td_colspan="2"> 35 </Td> <Td_colspan="1"> February 8, 2015 (2015 - 02 - 08) </Td> <Td> November 22, 2015 (2015 - 11 - 22) </Td> </Tr> <Tr> <Td> </Td> <Td_colspan="1"> </Td> <Td_colspan="2"> 30 </Td> <Td_colspan="1"> February 14, 2016 (2016 - 02 - 14) </Td> <Td> November 13, 2016 (2016 - 11 - 13) </Td> </Tr> <Tr> <Td> </Td> <Td_colspan="1"> </Td> <Td_colspan="2"> 30 </Td> <Td_colspan="1"> February 12, 2017 (2017 - 02 - 12) </Td> <Td> November 12, 2017 (2017 - 11 - 12) </Td> </Tr> <Tr> <Td> </Td> <Td_colspan="1"> 5 </Td> <Td_colspan="2"> 30 </Td> <Td_colspan="1"> February 18, 2018 (2018 - 02 - 18) </Td> <Td> TBA </Td> </Tr> </Table> <Tr> <Th_colspan="2"> Season </Th> <Th_colspan="2"> Episodes </Th> <Th_colspan="2"> Originally aired </Th> </Tr>

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