 During the airing of J.R. Ewing's funeral on March 11, 2013, viewers learned that J.R. had been investigating Pam's disappearance before he died.In the episode "Let Me In", the Ewings discover Rebecca Wentworth left one-third of Barnes Global to her daughter, Pam, which Christopher would inherit in the event of her death.In the episode "A Call to Arms", Christopher tries to have his mother declared legally dead so he can inherit her shares of Barnes Global.