Celebrity | Sister Wives Sister Wives Hubby 'Marries' Wife No. 4 Will this spell more legal drama for Kody Brown? By Evann Gastaldo Posted Oct 10, 2010 3:48 PM CDT Copied In this publicity image released by TLC, the Browns, from left, Janelle, Christine, Kody, Meri, and Robyn from the TLC series, "Sister Wives," are shown. (AP Photo/TLC, Bryant Livingston) Despite the fact that he’s already being investigated for felony bigamy, polygamist Kody Brown of TLC’s Sister Wives has officially added a fourth wife to his family. Brown “married” Robyn Sullivan a few months ago, sources tell TMZ, and though there were no cameras at the actual ceremony, the reception will of course be featured on the reality show. Sullivan and her three children bring Brown’s total number of mouths to feed to 21. Click here for more on the bigamy investigation. Read These Next Drama at Miss Universe after official berates Miss Mexico. A 24-year-old Dallas Cowboys player has died. Teacher shot by 6-year-old wins court case. Border Patrol agents arrest US citizen, drive off with his kid. Report an error