The 38-year-old stunned her fellow housemates with the news she’s three months pregnant with her and Ben Cohen’s baby, confessing they found out over the festive period.
Strictly Come Dancing star Kristina said: “There was something [that] happened in my life before I came into the house over Christmas.
“And obviously I thought it’s very private news, you know but because we are living as one family now and everybody is sort of supporting one another now.
“It happened to be that I found that my boyfriend and I are going to have a little one.”
Kristina was immediately congratulated by the other celebrities, and got emotional as she divulged further details.
She added: “Thank you guys. I just didn’t know how to break it, what to say, when to say, it played on my mind and I wanted everyone to hear.”
A representative for the Russian dancer said: “She is well and looking forward to being a mum.”
Rigby hunk Ben - who met Kristina when he was partnered with her during Strictly 2013 – is already dad to daughters Harriette and Isabelle, who his shares with ex-wife Abby.
Congratulations to Kristina and Ben!