Octomom Natalie 'Nadya' Suleman is celebrating her octuplets turning 16! On Sunday, Jan. 26, Suleman shared a post on Instagram in honor of her eight kids' 16th birthday. Alongside a photo of the siblings posing in a line, she included a sweet message reflecting on the milestone.

“I’m just very excited,” Suleman’s daughter Nariyah, 15, told the outlet of their movie and docuseries. “Our mom would finally be able to say her side of the story, because I feel like it was very unfair how she was terrorized and hated for just being a mother. And she had to sacrifice so much just for her children.”

Nadya “Octomom” Suleman’s kids are speaking out for the “first time” about the “unfair” treatment their mother received over the years in a new movie and docuseries. Nadya, who made history for having the world’s first set of surviving octuplets,

After years of living privately as a single mom of 14, Natalie 'Nadya Suleman', the woman known as Octomom, tells PEOPLE she's stepping back into the spotlight this March on Lifetime.

Nadya “Octomom” Suleman gave a rare glimpse into how she raised her 14 kids and revealed that she had the support of nannies shortly after welcoming her octuplets in 2009. "I paid for nannies until they were 2 and then we were really struggling financially,

On Jan. 26, Nadya Suleman’s eight youngest children will turn 16 years old. And for the first time since their controversial birth, they are speaking out. Suleman, more widely known as Octomom, has remained largely out of the public eye for the last 12 years as she raised her 14 children as a single mom.

The 49-year-old spoke about telling her story in an upcoming Lifetime movie and docuseries, “I Was Octomom” and “Confessions of Octomom,” respectively.

See photos of 'Octomom' Nadya Suleman's octuplets (and six older children) through the years, from babies to full blown teenagers, ahead of her documentary 'I Was Octomom'.