TMZ reported last week that Zolciak is unable to commit to , and appeared as a guest in Season 9.
She told People this month her return in Season 10 was dependent on her salary.
Kim says Brielle's big ass comes from the gym -- she works out a ton. Kim took a video of her children and her husband in the water together, and lamented with a tinge of sadness that they would all be returning home the following day.'We're saying bye to Turks and Caicos yet again,' she said as she recorded her family.'We leave first thing tomorrow and of course we're all sad, we love this place, maybe we'll have a house here one day.'Playing around in the water, it's clear Kim's little were ones having the time of their life, if the reality star's numerous snaps of their beach day were anything to go by.And on Tuesday, Kim Zolciak and her family spent their final day in paradise on the beach.While Kim, 39, spent some time on the sand with her husband Kroy Biermann, 31, and their children, her eldest daughter, Brielle, 20, cruised through the turquoise blue waters by jet ski in her white bikini.