Meet the Anchor Ensemble, the Navys most elite band.
Johns body crashed through the windshield of the follow vehicle driven by the Ensembles civilian equipment manager Hugo Grava.
Protect the clarinet section!

“Musical Chairs” — The NCIS team investigates the murder of a musician in the Navy’s most elite band that performs at diplomatic events around the world, on NCIS, Tuesday, Nov. 19 (8:00-9:00 PM, ET/PT) on the CBS Television Network. Pictured: Maria Bello as NCIS Special Agent Jaqueline “Jack” Sloane, Mark Harmon as NCIS Special Agent Leroy Jethro Gibbs. Photo: Greg Gayne/CBS ©2019 CBS Broadcasting, Inc. All Rights Reserved.Greg Gayne/CBS
Or he tries to, anyway.
Its sturgeon season doesnt work, so he confides that Fornell called to say Emily left rehab.
Gibbs being Gibbs, hes off to help.
Shes terrified, but Gibbs encourages her to go.
And that, weirdly, is the last we see if Gibbs until the final moments of the episode.
Shes not sure who would want to kill her.
She wonders if its the Ensembles superfan stalker.
McGee checks into it and finds that the Deadhead-turned-Juggalo-turned-Anchorhead is correct about the three missing former members.
As the Ensemble members and alumni play the Naval Hymn, a.k.a.
All told, she discovers the Ensembles instruments are about 100-pounds heavier than they should be.
Civilian manager Hugo Grava, thats who.