The Discovery Channel has fired three cast members from MythBusters. On the season's last episode, which aired Thursday, August 21st, 2014, Adam Savage and Jamie Hyneman tersely announced that Grant Imahara, Kari Byron, and Tory Belleci would no longer be on the show.

Was the firing of these three popular hosts done for pure cost-cutting motives as some have suggested? Or was it the "Build