Sandra Oh And Gaius Charles On The Set Of Grey's Anatomy, Halloween Style

Sandra Oh as Cristina Yang in her "sexy... witch" costume and co-star Gaius Charles as the hot new intern Shane (and Yang's new loverboy?) on the set of last night's Halloween episode of Grey's Anatomy:

"Oh snap, tequila with Shane! What's going on???" - Sandra Oh on Twitter

Photo credit: Charles Gaius on Instagram