Cutest friends in showbiz? It’s gotta be Olivia Rodrigo and Madison Hu. The two Disney Channel darlings bonded while playing Paige and Frankie on Bizaardvark, and a decade later, they’re still as close as ever. The latest milestone in their friendship: Madison interviewed Olivia for her Cosmo cover story, where the two proved just how well they know each other. (Spoiler: It’s really, really well.)

Want to understand just how far back these besties go? Keep scrolling for Olivia and Madison’s full 10-plus-year friendship timeline, ahead.

Circa 2015

Olivia and Madison meet at 12 while auditioning for the Disney show Best Friends Whenever. Madison ends up landing the role…but they later get booked as besties on Bizaardvark and bond while on a two-week Disney Cruise Line trip together.

As Olivia says of the trip during her cover story interview with Cosmo, “We were like Beyoncé and Jay-Z on that boat.”

June 2016

Bizaardvark premieres, introducing us to these besties:

'Adventures in Babysitting' film premiere, Arrivals, Los Angeles, USA - 23 Jun 2016
Variety//Getty Images

April 2017

Liv and Madison present together at the 2017 Radio Disney Music Awards.

2017 Radio Disney Music Awards
Image Group LA//Getty Images

December 2018

During an interview with Sweety High, Liv dishes about her offscreen friendship with Madison, saying, “Madison and I hang out off set super often. We do everything: see movies, shop for records, cook, and have sleepovers. I’m so lucky that my costar is also my best friend!”

June 2018

Another year, another Radio Disney Music Awards ceremony!

2018 Radio Disney Music Awards
Image Group LA//Getty Images

April 2019

After three seasons, Bizaardvark airs its final episode…but it’s certainly not the end of Olivia and Madison’s friendship!

Disney Channel's "Bizaardvark" - Season One
Nicole Wilder//Getty Images

August 2020

Madison moves to NYC to start her freshman year of college at Columbia, kicking off their long-distance friendship era.

February 2021

Found: a very rare Instagram post from Madi wishing Liv a happy birthday.

April 2021

Liv refers to Madison as her “soul mate” during an interview with Elle…and this definitely isn’t the first time she’s done so:

July 2023

Madison is tapped to give a quote for Olivia’s Vogue cover story, and she says, “I don’t even remember a time when we were getting to know each other. It was immediately like, ‘Olivia’s my best friend.’”

August 2023

Madison makes a cameo in the “bad idea right?” video along with Iris Apatow and Tate McRae:

November 2023

While chatting with The Face, Madison reveals that a convo between herself and Olivia helped inspire “logical,” which is one of the tracks on GUTS. “I was talking about how love isn’t logical, and she paused me to write a sentence down,” she says of Olivia. “I’m very glad she did.”

And of course, Madison has some sweet things to say about Liv: “The respect and admiration we have for each other is something I feel so lucky to be able to experience. Our friendship has taught me how to approach almost every other relationship I have and have had in my life.”

June 2025

Gushy birthday Instagram post incoming, in which Liv refers to Madi as “the coolest, funniest, best person I have ever met!!!!!”

February 2026

Madi and Liv attend a Grammys after-party alongside Rosé and Tate McRae.

W Magazine, Charli XCX, and Saint Laurent Grammy After Party
Jerritt Clark//Getty Images

March 2026

Liv refers to Madison as her “bestest friend in the whole world” during her British Vogue cover story. “I always say that if I didn’t have her I might have gone a little crazy,” she says of Madison. “She knows every part of my life. We’re like sisters.” Later, she adds, “We treat it like you would a romantic relationship, where you’re like, ‘I need to see you and talk to you and feel connected to you in some way.’”

And the feeling is clearly mutual. As Madison says, “This friendship with Olivia has been the longest, most meaningful relationship of my life.”

April 2026

Madison interviews Olivia for Cosmo (hi!), where the two share too many cute tidbits about their friendship to count. Some top notes:

  • Olivia calls Madison “the longest love of [her] life besides [her] parents.”
  • She first realized her friendship with Madison was “going to be a forever thing” after they got drunk together for the first time at 15.
  • Olivia tells Madison, “No guy has ever made me laugh as hard as you’ve made me laugh. Not even a quarter.”

Genuinely obsessed w/ these two.