<Tr> <Th> 89 </Th> <Td> </Td> <Td> "Beauty and the Feast" </Td> <Td> Mark Piznarski </Td> <Td> Sara Goodman </Td> <Td> October 3, 2011 (2011 - 10 - 03) </Td> <Td> 1.34 </Td> </Tr> <Tr> <Td_colspan="7"> <P> Blair tries to conceal the news of her recent pregnancy from Louis as the arrival of her future sister - in - law Beatrice (guest star Roxane Mesquida) nears . Nate reconnects with the mysterious Diana Payne (guest star Elizabeth Hurley), a woman whom he had a fling with in Los Angeles who offers him a job opportunity to work at her publishing company, called Spectator, in New York . Meanwhile, Dan is desperately in need of help from Chuck to stop his novel from being published, but finds out that Chuck is hiding a secret . Ivy, still in character as Charlie, tries to avoid her real identity from an unsuspecting Serena but her plans affects her life in L.A. with her unsuspecting boyfriend Max . Blair's plan doesn't go accordingly; since Beatrice overhears her tell Dan that she's pregnant, not bulimic . </P> Title reference: From the 1991 film, Beauty and the Beast . </Td> </Tr> <P> Blair tries to conceal the news of her recent pregnancy from Louis as the arrival of her future sister - in - law Beatrice (guest star Roxane Mesquida) nears . Nate reconnects with the mysterious Diana Payne (guest star Elizabeth Hurley), a woman whom he had a fling with in Los Angeles who offers him a job opportunity to work at her publishing company, called Spectator, in New York . Meanwhile, Dan is desperately in need of help from Chuck to stop his novel from being published, but finds out that Chuck is hiding a secret . Ivy, still in character as Charlie, tries to avoid her real identity from an unsuspecting Serena but her plans affects her life in L.A. with her unsuspecting boyfriend Max . Blair's plan doesn't go accordingly; since Beatrice overhears her tell Dan that she's pregnant, not bulimic . </P> <Tr> <Th> 90 </Th> <Td> </Td> <Td> "The Jewel of Denial" </Td> <Td> Larry Shaw </Td> <Td> Amanda Lasher </Td> <Td> October 10, 2011 (2011 - 10 - 10) </Td> <Td> 1.27 </Td> </Tr>

Who gets pregnant on gossip girl season 5