Britney Spears' Hawaii vacation continues with a spa day alongside her little sister Jamie Lynn

Nothing beats a spa day!

Britney Spears has been soaking up the sun in Hawaii with her family this week — and on Wednesday she took in a little R&R with baby sis Jamie Lynn Spears!

How Justin Bieber of her!

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The Work B*tch singer posted a photo of he two blonde beauties enjoying massages and pampering in a snap captioned:

"Best spa day with the best little sister 💕"

Aw, so happy they're getting a break from their crazy schedules for some quality time!

And we're sure this is a much welcomed recovery during Brit's time off from her Las Vegas residency!

Enjoy, ladies!