Dax Shepard has admitted he had no clue just how much backlash was brewing over wife Kristen Bell's controversial wedding anniversary post about men who kill their wives as the uproar unfolded, Wonderwall.com can report. While celebrating their 12th wedding anniversary, Bell, 45, had joked that her husband, 51, once told her he was "heavily incentivized to kill" her. But for more than a week, Shepard was unaware of the widespread fan and media firestorm it had sparked.