Summer will never be over in Instagram. It’s an all out Bikini fest all year long, and that’s not counting the celebrities on vacay with their family and friends.

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Well Selena sure knows how to have fun. Here’s a collection of the best celebrity bikini pics on Instagram:

Gisele Bündchen

When Gisele Bündchen gets bored she posts gorgeous selfies on Instagram.

Panettiere bikini

TV star Hayden Panettiere is having a great summer with her bestie, country singer Erin McCarley.

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Another day older, yet Paris Hilton’s bikini bod never fails to amaze.

RIHANNA-BIKINI

Instagram won’t be without the sexy curves of RiRi.

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80% of Rihanna pics on her Instagram account show a lot of skin and a lot of beaches.

ritaora_bikini

Rita Ora sends thoughtful Instagram pics of her vacay.

snooki_bikini_instagram

A bikini body well-earned: Post-baby mama Snooki shows off her new figure in a monokini on Instagram

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17-year-old Kendall Jenner was on vacay in Greece when she uploaded her bikini pic on Instagram. She tagged the photo with a Bob Marley lyric- “Mellow moods got me, darlin.”

candice-swanepoel-bikini-butt-instagram

Victoria’s Secret model Candice Swanepoel set fire to Instagram when she unleashed her derrière in a bikini on Instagram

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Heidi Klum just turned a sizzling 40 on her birthday. From this angle, she doesn’t look a day over 20!

kelly-brook-bikini

British model Kelly Brook is rocking this cute floral bikini.