Episode Stills: 100th Episode/ The Parts in the Sum of the Whole

BONES: L-R: Zack (guest star Eric Millegan), Brennan (Emily Deschanel), Hodgins (TJ Thyne) and Angela (Michaela Conlin) work on their first case with the FBI in the milestone 100th episode of BONES, which takes viewers back in time six years . The BONES 100th episode "The Parts in the Sum of the Whole" airs Thursday, April 8 (8:00-9:00 PM ET/PT) on FOX. ©2010 Fox Broadcasting Co. Cr: Greg Gayne/FOX

BONES: Brennan (Emily Deschanel, L) and Booth (David Boreanaz, R) make a decision about their personal and professional relationship in the milestone 100th episode of BONES that takes viewers back in time six years as Brennan and Booth recount to Dr. Lance Sweets the first case they worked on together. The BONES 100th episode "The Parts in the Sum of the Whole" airs Thursday, April 8 (8:00-9:00 PM ET/PT) on FOX. ©2010 Fox Broadcasting Co. Cr: Greg Gayne/FOX

BONES: Brennan (Emily Deschanel, L) and Booth (David Boreanaz, R) in the milestone 100th episode of BONES that takes viewers back in time six years as Brennan and Booth recount to Dr. Lance Sweets the first case they worked on together. The BONES 100th episode "The Parts in the Sum of the Whole" airs Thursday, April 8 (8:00-9:00 PM ET/PT) on FOX. ©2010 Fox Broadcasting Co. Cr: Greg Gayne/FOX

BONES: Brennan (Emily Deschanel, L) and Zack (guest star Eric Millegan, R) examine the skull of a murder victim when the Jeffersonian team works on their first case with the FBI in the milestone 100th episode of BONES, which takes viewers back in time six years. The BONES 100th episode "The Parts in the Sum of the Whole" airs Thursday, April 8 (8:00-9:00 PM ET/PT) on FOX. ©2010 Fox Broadcasting Co. Cr: Greg Gayne/FOX

BONES: Booth (David Boreanaz, R) and Angela (Michaela Conlin, L) present a theory on a case to Assistant U. S. Attorney Caroline Julian when they work on their first case together in the milestone 100th episode of BONES, that takes viewers back in time six years. The BONES 100th episode "The Parts in the Sum of the Whole" airs Thursday, April 8 (8:00-9:00 PM ET/PT) on FOX. ©2010 Fox Broadcasting Co. Cr: Greg Gayne/FOX

BONES: Brennan (Emily Deschanel, L) and Booth (David Boreanaz, R) work on their first case together in the milestone 100th episode of BONES, which takes viewers back in time six years. The BONES 100th episode "The Parts in the Sum of the Whole" airs Thursday, April 8 (8:00-9:00 PM ET/PT) on FOX. ©2010 Fox Broadcasting Co. Cr: Greg Gayne/FOX

BONES: Brennan (Emily Deschanel, R) and Booth (David Boreanaz, L) work on their first case together in the milestone 100th episode of BONES, which takes viewers back in time six years. The BONES 100th episode "The Parts in the Sum of the Whole" airs Thursday, April 8 (8:00-9:00 PM ET/PT) on FOX. ©2010 Fox Broadcasting Co. Cr: Greg Gayne/FOX

BONES: Brennan (Emily Deschanel) examines the skeleton of a murder victom when the Jeffersonian team works on their first case with the FBI in the milestone 100th episode of BONES, which takes viewers back in time six years. The BONES 100th episode "The Parts in the Sum of the Whole" airs Thursday, April 8 (8:00-9:00 PM ET/PT) on FOX. ©2010 Fox Broadcasting Co. Cr: Greg Gayne/FOX

BONES: Brennan (Emily Deschanel, L) enlists Angela (Michaela Conlin, L) to help when the Jeffersonian team works on their first case with the FBI in the milestone 100th episode of BONES, which takes viewers back in time six years. The BONES 100th episode "The Parts in the Sum of the Whole" airs Thursday, April 8 (8:00-9:00 PM ET/PT) on FOX. ©2010 Fox Broadcasting Co. Cr: Greg Gayne/FOX

Tipster: Blue_Sunflowers