The 'Grey's Anatomy' Cast Marks Season 20 Finale With Delightful 'I'm Just Ken' Video

Grey's Anatomy aired its Season 20 finale on Thursday night, leaving viewers to wonder whether any of its characters will still be working at Grey Sloan Memorial Hospital when the show returns in the fall. Teddy? Fired. Amelia? Fired. Owen? Fired!

Related: 'Grey's Anatomy' Season 20 Finale: 5 Burning Questions After That Tense Cliffhanger

Regardless, the cast had a grand-old time celebrating the final episode of the season, which they marked with a wacky rendition of "I'm Just Ken" from the Barbie movie.

What does "I'm Just Ken" have to do with Grey's Anatomy? Absolutely nothing. But the video, orchestrated by Chris Carmack, who plays Links on the long-running medical drama, is a bizarro delight to watch nonetheless.

Related: What We Know About 'Grey's Anatomy' Season 21 So Far

"Here’s some fun I had with all the marvelous “Ken’s” on set," Carmack wrote on Instagram. "Thank you to the best cast for playing with me! Your talent and generous spirits make it a lovely place to work! Thank you to the best crew for laughing with us and making our show possible! ... Thank you to our writers, producers, and directors that still work tirelessly to make our show successful after 20 years!Last but not least… thank you to the FANS!!! You keep us all going!"

The video features Camilla Luddington (Jo Wilson), Kevin McKidd (Owen Hunt), James Pickens Jr. (Richard Webber), Anthony Hill (Winston Ndugu) and Jake Borelli (Levi Schmitt), among others—and yes, there are medical props involved.

Next, Who Will Be the Next Series Regular to Leave 'Grey's Anatomy'?