81 Surprising Celebrity Friendships From Adele and Nicole Richie to Jared Leto and Justin Bieber

They say it's a small world in Hollywood, but sometimes the lines get crossed in ways you wouldn't expect. From childhood besties (Gwyneth and Rashida Jones, really!) to pairs just brought together (Martha Stewart and Snoop Dogg, thanks to that Justin Bieber roast), we've rounded up the most surprising celebrity pals. Oh, to be at their dinner table....

"Happy belated birthday to my daily dose of grace @nicolerichie I admire you and love you so much," Adele wrote on Riche's birthday in September 2020. "You are the epitome of self preservation, self love and absolute savagery! You are so so cherished by so many angel girl! Keep making us laugh babes, we adore you to the moon and back ♥️ 'I'm actually furious that now she knows that.' ⚰️⚰️⚰️"

"August babies who lay together, stay together" besties. (Fun fact: Welch sang at Lively's wedding.)

Earth Bar juice run buddies.

Rumored girls' night out friends.

"Girls just wanna have fun" friends.

Birthday Facetime family photo friends.

Fanboy meets fangirl friends.

'90s pop star friends.

Funny friends.

"I DO know her" friends.

Badass friends.

Fangirl meets legend friends.

Yachting friends.

British royalty meets pop royalty friends.

If-Rachel-Green-hung-in-Canada friends.

Power squad friends.

Cuddly red carpet friends.

#BalmainGirls friends.

Body empowerment friends.

Halloween-themed double date night friends.

Pink-loving friends.

Major age-gap friends.

"Shitting my pants" friends.

Female powerhouse friends.

#ItsBritneyBitch friends.

Instagram shout-out friends.

School supply-loving friends.

Music mogul friends.

Squad-loving friends.

#FunnyGirls friends.

Photobombing friends.

Books-in-bed friends.

Uber-riding friends.

Double-dating friends.

Nobu-sushi-noshing friends.

Non-smiling "we know we're blowing your mind" friends.

Baby shower-partying friends.

Today Show-chilling friends.

Childhood red carpet-walkin' friends.

Cara-and-her-"Schnoyster" friends.

Sisters-even-after-misters friends.

Lunch buddies.

Twinning friends.

"Shopping is a sport" friends.

Playdate planners-turned-besties.

Court-side friends.

15-plus-years friends.

"You lift me up" friends.

One-hug-isn't-enough friends.

Girl getaway friends.

Game day bros.

Trivial Pursuit-battling bros.

Cocktail party-ready friends.

George-set-us-up besties.

Name-sharing friends. (Katy's real name is Katheryn Hudson.)

Fancy (flirty) friends.

"Hottest [Grammy] date" friends.

Mini-me friends.

JUST friends.

Body confident friends.

Paris Fashion Week dress-up friends.

Shoulder-to-cry-on friends.

Blair-and-Dorota-IRL besties.

Girls-Homeland-spinoff-in-the-making friends.

Perfect friends.

Elementary school friends.

Vacationing friends (Melanie's daughter Dakota Johnson even came along!).

Epic gangsta friends.

Puppy-loving friends.

Wild child friends. (Rihanna also doubles as Cara's career advisor.)

"A Dame and a vagabond" friends (Russell Brand's description).

Where-have-you-been-all-my-life friends.

Surprise "Bad Blood" besties.

"All you have to do is ask" besties.

"Why not?" bros.

Legs-for-days friends.

Mutual-fan friends.

Talented comedic actress friends.

ABBA-singing friends.

Fellow Grateful Dead fan friends.

Luxurious-hair friends.

Opposites attract friends.