United Kingdom, July 3 -- Nick Viall and Natalie Joy have become parents to twins.

The couple welcomed daughters Iris Parker and Dove Tomlin into the world on Tuesday (30.06.26) evening, and their other child, two-year-old River, is "excited" about being a big sister.

They told People magazine: "She shockingly seems to understand what's going on."

Nick and Natalie feel "incredibly blessed" but admit having their expanded family "definitely hasn't sunk in yet."

The couple did their best to enjoy quality time with their older girl before the twins were born.

They said: "We just tried to be in the moment with River. Natalie started their baby books, and we made some updates to the nursery, but we mostly focused on enjoying the moments i...