[s5e18] Con Heir -

: Dan and Blair finally attempt to consummate their new relationship. Their first encounter is unexpectedly "mind-numbingly boring," but they eventually find success together in an elevator later that night.

'Gossip Girl,' Season 5, Episode 18, 'Con Heir': TV Recap - WSJ [S5E18] Con Heir

Desmond Harrington (Jack Bass), William Baldwin (William van der Woodsen), Dick Cavett : Dan and Blair finally attempt to consummate

You can find more detailed summaries and fan reviews on the Gossip Girl Wiki or the Rotten Tomatoes episode page. " Con Heir " is the 18th episode

" Con Heir " is the 18th episode of the fifth season of the television series , which originally aired on April 2, 2012.

: It is revealed that William is the biological father of Lola Rhodes, the "real" Charlie Rhodes, making Serena and Lola half-sisters.

: Chuck invites his uncle Jack Bass back to town to thank him for a life-saving blood donation. However, the trip doesn't go as planned when Chuck discovers Jack couldn't have been the donor because he has Hepatitis.