Gibbs gives McAlister a quarter to play a song on the jukebox. He punches in E-7. E-7 is the enlisted rank of Gunnery Sergeant that Gibbs held as a Marine.
When Tony is trying to guess Ziva's name, he calls her 'Tiva'. This is the 'shipper' name used to describe a romantic relationship between Tony and Ziva
200th episode of the series.
Mary Mouser and Sam Schuder share the role as Kelly Gibbs, this is Mary's last episode and Sams first and last episode having this part.
It is surprising that Abby, a scientist, was 'rolfing' Palmer, given that there is no scientific evidence that it is has any efficacy and that its basic premise is scientifically meaningless. It is equally surprising that a medical professional like Palmer would give it any credence. However, Abby holds some strange superstitions and paranormal beliefs in parallel with her scientific training.