<P> Ivy later panics when she learns that she has left her cell phone at the fashion show, as she believes her true identity will be discovered . She is unaware, however, that her phone, along with several others, had been stolen by Nate Archibald and his shrewd boss Diana . After a conversation with Nate about the phone, she offers to help him find the owner in attempt to retrieve it . After she has accomplished this, however, Diana has discovered the connection between Ivy and Charlie and agrees to keep silent as long as Ivy works for her . Under Diana's control, Ivy is forced to procure gossip for Diana's use . She later finds the files that Bart Bass kept on Serena, Lily, Eric and himself, while Nate convinces her to leave them, she does not and in turn hands them over to Diana . </P> <P> Ivy later competes to become a bridesmaid for Blair in order to get the scoop on her wedding for Diana, where her final task is to secure a kiss from Nate . They later attend the launch party of Diana's revamped' Spectator' where they use each other to reach their own ends; Ivy to win Blair's bridesmaid spot and Nate to make Diana jealous, unknown to the other . Diana later confronts Ivy and threatens to reveal her secret, while Ivy is adamant that she had no idea that she was the one Nate wanted to make jealous . Diana later reveals to Nate and Ivy that they had been deceiving each other, leaving them angry at one another . </P> <P> Although Ivy has developed feelings for Nate, Diana has threatened her to stay away from him . This changes, however, when she finds out that Ivy's ex-boyfriend, Max, is in town looking for her and sets up an elaborate plot that very nearly causes her secret to be revealed . Max finds Gossip Girl's website, along with a picture of Ivy under' Charlie Rhodes' . He tracks Ivy down at the Van der Woodsen loft and Ivy is backed into a corner where she tells Lily and Max that her mother made her change her name to Ivy in order to avoid being used for her money . While discussing this later, Ivy offers Max money to leave town and start his restaurant in Portland, Oregon . When he finds out that Ivy is actually impersonating Charlie Rhodes, he blackmails Ivy into giving him more money than she had originally offered before deciding to stay in town . When Carol and CeCe return to town however, Carol tries to help Ivy out of her trouble with Max by getting CeCe to unlock the rest of Charlie's trust fund, which she does . After Ivy convinces Serena to drop her date with Max on Carol's advice, Max shows up to the party and attempts to out Charlie as Ivy to the rest of the Rhodes / Van der Woodsen family . It is Carol, however, that convinces the family that Max is lying, later telling Ivy that if the family found out what has happened to the real Charlie Rhodes, Ivy wouldn't be the only one out . Carol tells Ivy that she may now leave New York and start a new life with the wealth she now possesses . Ivy, however, tells her that she doesn't care about the wealth and luxury of being a part of the family, and that Carol can have the trust fund, since all she really wants is a family to call her own . </P> <P> Max continues to threaten Ivy, taking her story to Nate, who has already been warned by the Van der Woodsens . When this fails, Max takes his story to Nate's cousin Trip who is a congressman, on the eve of Charlie's debut into the Upper East Side society . When Max shows up at her party, Ivy sends a blast to Gossip Girl about Blair and Chuck being there as well, sending the paparazzi into the party as well . When Blair and Chuck get into a life - threatening car accident after being tailed by the paparazzi, Ivy confesses to Rufus that she is a fraud, but before he can respond, Lily arrives with news that Blair is awake and responding, but Chuck is not . Overwhelmed with guilt, Ivy calls Carol and asks her to help her leave the Upper East Side for good . </P>

When do the van der woodsen's find out about ivy