<P> In the episode "Bleeding Heart", she and Rigsby announce their relationship to the team . Lisbon initially says she will take action and report their relationship to the head of the CBI, but in the episode "Redline", she changes her mind and tells them to not make physical contact with each other while at the office . </P> <P> In the episode "The Red Box", the new head of the CBI, Madeleine Hightower, discovers Van Pelt's relationship with Rigsby and informs Lisbon about it, although Lisbon pretends she didn't know . </P> <P> In the episode "Aingavite Baa", Hightower gives Van Pelt and Rigsby an ultimatum . They can either be in a relationship and have one of them leave the unit or end the relationship . As they walk out of Hightower's office, they state they love each other . Rigsby, after being in a shootout, tells Van Pelt he will get another job for them to be together . At the end of the episode, Grace ends the relationship by saying she doesn't want that responsibility in a relationship . Rigsby pleads with her to talk it through but she says she knows herself and walks away, leaving him heartbroken . She is later seen walking into the elevator at the office, crying and sobbing . </P> <P> In the third season, Van Pelt dates FBI agent Craig O'Laughlin, much to Rigsby's displeasure . Van Pelt and O'Laughlin become engaged in the episode "Blood for Blood", stunning Rigsby, who still loves her . In "Like a Redheaded Stepchild," she invites Rigsby to the wedding, but he refuses the invitation, stating he still loves her and cannot watch her marry another man . However, he helps them get the area they want for their wedding . In "Strawberries and Cream", O'Laughlin is revealed to be a mole for Red John . Van Pelt tells him he was a suspect after another agent became the main suspect, allowing Red John to find out their plan . Grace is shocked by his actions and more so when O'Laughlin makes it clear he never truly loved her . He is shot dead by Van Pelt and Hightower after he shoots and wounds Lisbon. Van Pelt cries over his body as O'Laughlin completes his dying act of ripping off the necklace he gave her . </P>

What happens to rigsby and van pelt on the mentalist