Did Britney Spears just shade her little sister Jamie Lynn’s new book?

Throughout the chaos of her conservatorship battle, Britney Spears, 39, had a reason to celebrate in September when she got engaged to her longtime boyfriend, Sam Asghari. The pop star, who is no longer under her dad Jamie Spears‘ ruling in the conservatorship, hasn’t said much about wedding plans, but a source close to Brit did give HollywoodLife some EXCLUSIVE intel about the upcoming nuptials — including which family members will likely make the guest list, and which won’t.

Britney Spears is dancing away the stress of her conservatorship woes — and sculpting her abs in the process! The “Piece of Me” singer, 39, twirled for the camera on Thursday, Oct. 21 in a new video posted to Instagram, sharing how she’s seeing more “definition” in her stomach — a testament to all those hardcore workouts with fiancé Sam Asghari, 27.

Jamie Lynn Spears has shared gorgeous pictures of her eldest daughter as she marks a major teenage milestone.MORE: Britney Spears reveals the truth about her Instagram posts at court hearingHer daughter Maddie,13, rocked a fluorescent yellow minidress for the homecoming dance, paired with silver sequin block heel sandals, and Jamie revealed that her eldest even had a date who gifted her a matching corsage.WATCH: See the trailer for season one of Sweet MagnoliasIn a series of pictures, Maddie

Britney Spears' younger sister Jamie Lynn Spears was feeling reflective over the weekend as she marked a new milestone in her daughter's life.MORE: Britney Spears' teenage sons are seen in incredibly rare photoTaking to Instagram, the actress shared a series of photos of her oldest daughter Maddie dressed up for her homecoming dance.The teenager wore a neon yellow design for the special occasion and was pictured with many members of her family, including Britney and Jamie Lynn's mom Lynn.VIDEO:

Britney Spears reflected on her conservatorship battle in a candid new Instagram post. The pop star, 39, shared a photo of her early Christmas decorations (Mariah Carey is quaking!) on October 15 and penned a lengthy caption about her legal battle thus far, revealing her fears of “doing something wrong” as the prospect of a terminated conservatorship becomes more promising.

Britney Spears‘ aunt, Leigh Ann Spears Wrather, is speaking out.

Britney Spears has her aunt on her side.

Britney Spears, 39, and her only sister Jamie Lynn, 30, have had their ups and downs over the years. With their nine-year age difference, Britney always had a close relationship Jamie in her younger years — but the nature of their dynamic changed throughout Brit’s on-going conservatorship. Look back at the two sisters timeline from their early years to now.

Britney Spears reportedly continues to struggle with her relationship with her younger sister, Jamie Lynn Spears. The "Toxic" singer, 39, has seemingly issued some barbs at her sister and the rest of her family on social media amid her fight to end her restrictive conservatorship.

Amid her conservatorship court battle, Britney Spears has been more vocal than ever about her legal troubles, offering unprecedented comments on the matter since the arrangement was put in place in 2008. Notably, the pop star, 39, has been directly and indirectly calling out members of her family, sharing posts that fans have linked to sister Jamie Lynn.

Britney Spears has not been holding back when it comes to social media in recent weeks. She called out her family in a post and has spoken about her conservatorship for the first time.

Sending a message? After Jamie Lynn Spears announced her upcoming book, some fans have questioned whether Britney Spears was subtly calling out her sister’s new project.

Jamie Lynn Spears keeps finding herself in her big sister’s crosshairs!

Britney Spears is subtly shading her sister Jamie Lynn Spears.

Britney Spears seemingly shaded her younger sister Jamie Lynn following the announcement of her upcoming memoir. The pop star, 39, shared a photo of herself on Instagram on October 12 and revealed she was “thinking of releasing a book next year.” The post comes a day after her sister, 30, announced her own memoir, Things I Should Have Said. 

Britney Spears is considering putting pen to paper. On Tuesday, the 39-year-old pop star announced on Instagram that she's considering releasing a book in 2022 and offered a handful of potential titles.