[s4e25] The Critic In The Cabernet ✦ Ad-Free

: The resident "squintertern" for the case, played by Joel David Moore .

: David Boreanaz previously made a cameo in Family Guy , and Stewie's appearance in Bones was considered a creative "exchange" between the shows. [S4E25] The Critic in the Cabernet

: Featuring Jeff Yagher as Sean Mortenson and Scottie Thompson as Kim Mortenson. Trivia & Errors : The resident "squintertern" for the case, played

: Under the stress of Brennan's request and an undiagnosed health issue, Booth begins to hallucinate, seeing and conversing with Stewie Griffin from Family Guy . Stewie mocks Booth's insecurities regarding the baby, appearing first on a television and later in an interrogation room. Trivia & Errors : Under the stress of

: Brennan's father, played by Ryan O'Neal, makes an appearance as Brennan discusses her parenting plans.

: Parallel to the case, Brennan decides she wants to have a child and asks Booth to be her sperm donor. This request forces both characters to confront unspoken feelings and the potential of a shared future.

: Dr. Hodgins hands Brennan a "toupee screw" while calling it a "grommet." A grommet is actually a metal ring used to protect holes in fabric.