Maddie and Jamie Lynn Spears
Courtesy Jamie Lynn Spears
05/30/2012 at 11:00 AM EDT
Jamie Lynn Spears
and her daughter are beating the summer heat – or at least sunbathing in it.
Spears, 21, Tweeted
a series of pictures of herself and her 3½-year-old daughter
, Maddie, spending Memorial Day weekend poolside.
One of the photos, which showed the mother-daughter pair
smiling in bikinis with their arms around each other, was captioned "#littlegirls #littlemoments."
Spears has recently begun following in the footsteps of her older sister Britney
and pursuing her own music career
, but says Maddie is always her number one priority