 Then when Booth says that it is "creepy" to Brennan while David is in the room, David says that he doesn't want to "get in the way of anything", referring to Brennan and Booth, whom he has mistaken for a couple.Shocked at David's misinterpretation of their relationship both Booth and Brennan set David straight and vehemently deny that there is any attraction between them.Angela Montenegro manages to identify the victim as Penny Hamilton, a college student, and Brennan attempts to use an experimental method to identify the gun used on the mafia victim.