<P> In "Classy Christmas", Holly returns to Scranton to fill in while Toby is away at jury duty . The initial excitement about seeing her old friend again turns to anger when a jealous Michael vandalizes her Woody doll (a gift from her boyfriend AJ). Holly divulges to the women of the office that AJ won't commit, and she's going to give him an ultimatum to propose to her by New Year's . When Pam tells Michael, he is cheered up by the news, as well as Holly lying to AJ about how Woody got damaged . </P> <P> Holly returns from the holiday break in "Ultimatum" without an engagement ring . Michael is briefly enthusiastic until he learns that Holly gave up on her ultimatum, considering it unreasonable . However, at the end of the episode, Holly tells A.J. that she wants to take a "break" from their relationship . Her and Michael's friendship seems to rebuild itself with "The Seminar". </P> <P> In "The Search", Holly rejects Michael's advances, saying she doesn't want to be involved with a coworker again . When he goes missing, Holly is able to track Michael's footsteps due to their similar thought patterns . When she finds him on a building rooftop, they admit that they miss each other and share a kiss . </P> <P> In the episode "PDA", it is revealed that Michael and Holly are officially dating . They make the rest of the office uncomfortable with their excessive public displays of affection, and agree to stop only at the insistence of their coworkers . Later that day, when Michael declares that he loves Holly and she says that she returns his feelings, they must settle for a handshake . In order to avoid the kind of breakup they have previously experienced, they decide to move in together . </P>

What episode of the office do michael and holly get back together