 The show follows the lives of advertising salesman Kody Brown , his wives Meri , Janelle , Christine , and Robyn , and their 18 children . In the first season the show televised Brown 's courting and marriage of his fourth wife , Robyn Sullivan , in 2010 . Sullivan was the first new wife to enter the family in 16 years . 
 The show <a href='uninflect' title='1'><mark>follows</mark></a> the lives of advertising salesman Kody Brown , his wives Meri , Janelle , Christine , and Robyn , and their 18 children . In the first season the show televised Brown <a href='null_genetive' title='2'><mark>'s</mark></a>courting and marriage of his fourth wife , Robyn Sullivan , in 2010 . Sullivan was the first new wife to enter the family in 16 years . 
The show follow da lives of advertising salesman Kody Brown , his wives Meri , Janelle , Christine , and Robyn , and their 18 children . In tdafirst season the show televised Brown  courting and marriage of his fourth wife , Robyn Sullivan , in 2010 . Sullivan was the first new wife to enter thdaam in 16 years .