The mom of two, 33, posted a sweet video of her daughters Maddie Briann, 15, and Ivey Joan, 6, performing their special ...

See Neil Patrick Harris, Kyla Pratt, Jodie Sweetin and more former teen stars who are now parents to teenagers themselves.

After a few attempts, the sisters hilariously ended the video with Ivey making up her own lyrics to the classic lullaby.

As seen in photos shared on Instagram May 17, Ivey was fêted by family—including big sis Maddie, who Jamie Lynn shares with ex Casey Aldridge—in honor of her academic milestone. In one ...

As seen in photos shared on Instagram May 17, Ivey was fêted by family—including big sis Maddie, who Jamie Lynn shares with ex Casey Aldridge—in honor of her academic milestone. In one ...

In the first photo, Spears, 33, was photographed with her two daughters Maddie, 15, whom she shares with her ex Casey Aldridge, and Ivey Joan, 6, whom she shares with her husband Jamie Watson. The ...

Spears welcomed eldest daughter Maddie on June 19, 2008, with her then 19-year-old fiancé Casey Aldridge. She shares her daughter Ivey with her husband Jamie Watson and the family resides in Tennessee ...

In the first photo, Spears, 33, was photographed with her two daughters Maddie, 15, whom she shares with her ex Casey Aldridge, and Ivey Joan, 6, whom she shares with her husband Jamie Watson. The ...

Spears welcomed eldest daughter Maddie on June 19, 2008, with her then 19-year-old fiancé Casey Aldridge. She shares her daughter Ivey with her husband Jamie Watson and the family resides in ...

In the first photo, Spears, 33, was photographed with her two daughters Maddie, 15, whom she shares with her ex Casey Aldridge, and Ivey Joan, 6, whom she shares with her husband Jamie Watson.