“Grey’s Anatomy” fans rejoiced Thursday night as Kate Walsh returned to the long-running medical drama for the first time in almost a decade.

Addison Montgomery, last seen on the show during its eighth season, back in 2012.

Earlier this year, ABC announced Walsh would be coming back for a multi-episode arc on the current 18th season, sending fans into a frenzy.

Thursday night’s episode marked her character’s return, with Addison forging a surprising bond with her one-time nemesis, Dr.

During Thursday night’s episode, former foes Addison and Meredith performed a uterine transplant together before speaking about how much they both missed Derek.

Walsh told Entertainment Tonight on Thursday that her return to “Grey’s Anatomy” was “surreal.”.