Social Scene: Week of May 29

Britney Spears flashes her abs, Justin Bieber hangs out with Patrick Schwarzenegger in the Hamptons, Reese Witherspoon and Laura Dern have a "Big Little Lies" reunion and more!

SEE ALSO: Justin Bieber stopped by the Hamptons for rosé and hugs

Some of our favorite celebs shared fun Instagram snaps this week, including Chris Pratt hanging out with John Krasinski on Memorial Day, Kourtney and Khloe Kardashian stopping by a fire department and Kaia Gerber channeling the 1960s.

See the best celebrity Instagrams of the week below:

Social Scene: Week of May 29
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Social Scene: Week of May 29
Getting ready to leave for tour! See you soon Japan πŸ‡―πŸ‡΅
Dog walkers on deck! Thanks @wagΒ for the gift of free doggy walks for life! #ad
Wild women: Wild nights πŸ¦„πŸŒ“πŸ’«#girlsnight
Getting a head start on the weekend with a bike ride and some sunshine. #ad Taking a break for an al fresco snack: @HillshireSnacking Smoky Bourbon Beef Cuts with Asiago Cheese. #SnackAbove
Who's pumped for the long weekend? I'm heading out in a #LyftLux, Lyft's brand new black car option! Thanks for the free rides @Lyft
7 years, 2 kids and a whole lotta love later #may21 #MAXIDREW #ACEKNUTE
Watch What Happens Live airs tonight on Bravo at 11/10c πŸ’‹ @bravoandy
#memorialday #murphchallenge @johnkrasinski 1 mile 100 pull-ups 200 push-ups 300 air-squats 1 mile Do it for time. Check out the challenge and get your shirt at Thank you to all fallen heroes and their families. Today we remember and honor you.
My respect for firefighters is on a whole other level! Thank you for ALL that you do for us on a daily! So selfless, so courageous, so brave!! β€οΈπŸš’β€οΈ
Chill Time
Icy like there's nobody you'd ever need πŸ’Žβ„οΈ πŸ’Ž @bulgariofficial press Goldea Roman Nights fragrance
"What yacht to wear" @kendalljenner
πŸ”₯πŸ”₯πŸ”₯πŸ”₯πŸ”₯πŸ”₯πŸ”₯πŸ”₯ @quavohuncho 🎢🎡🎢🎡🎢🎡πŸ”₯πŸ”₯πŸ”₯
#honestbeauty #heatdefensespray #volumizingspray @honest_beauty -exclusively @ultabeauty #goodhairday #ponytail
About last night
On the menu for today's fitting.... Cat-Eye's 😻and Head Pieces πŸ‘‘ @sophielopez @fabletics
A recipe for a good day....sparkle Sunnys ✌🏻
Ready to jet for my best pal's #bachelorette weekend! #ad I’m bringing a big bag for the plane filled with snacks so the gals don't get #hangry. Today's treat: @HillshireSnacking Smoky Bourbon Beef Cuts with Asiago Cheese! #SnackAbove. See ya soon, Nashville!!

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