The 37-year-old singer, who gave birth to her second child Jameson on 26 December 2016, proved that Willow is pretty happy about being a big sister.
Captioning the photo of her daughter’s beaming smile, she wrote: “Happy New Year, the Harts thank you for your love,” alongside the hashtags: #newlove #newlife #newenergy #newhope #newday.
Pink announced she had given birth to her second child on 28 December.
She shared a photo of herself cuddling her newborn son with the caption: “Jameson Moon Hart 12.26.16” on Instagram.
The mum-of-two also shared a photo of her husband, Carey Hart, holding Jameson.
“I love my baby daddy 💙,” she wrote.