One ofChristine Brown’s formerSister Wivesis in her corner.

“Janelle and I are really good friends,” Christine tells PEOPLE. “She’s been supportive from the get-go.”

Janelle Brown/Instagram

Janelle Brown Celebrates Christine Brown’s 50th Birthday at Murder Mystery Party: ‘So Much Fun’

For years before sheannouncedtheir split in November 2021, Christine says her marriage to Kody was strained. “I needed more communication, more trust, and I realized we didn’t really have a partnership,” she shares.

Ultimately, shedecided the relationship was unsalvageableandleft polygamy altogether.

Sister Wives.TLC

Sister Wives

Still, she adds their relationship had changed over the years.

Since their split Christine has settled into her new life in Salt Lake City, Utah, and launched her solo digital seriesCooking with Just Christinefor TLC in February (season 2 premieres Sept. 11).

“Janelle and I have stayed close through the whole thing,” says Christine, who recently celebrated her 50th birthday with a themed party that Janelle attended. “She’s wonderful.”

Christine Brown.Kim Raff

Christine Brown, Sister Wives cast member, is photographed at her home in Murray, Utah o4 Aug. 1, 2022. Kim Raff for PEOPLE

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Season 17 ofSister Wivespremieres Sept. 11 at 10 p.m. ET on TLC

source: people.com