To meet Beyoncé is a life-changing moment—and these blessed celebrities understood its significance. From Anna Kendrick's Grammys run-in ("I thought once in a lifetime, I should just do it," she later told Conan O'Brien) to Kate Middleton's courtside mingle, see what these stars wore—and how they acted—during their first publicly-documented encounter.
What 25 Celebrities Wore to Meet Beyoncé
Lifestyle
KATE MIDDLETON: DECEMBER 8, 2014

The Duchess of Cambridge talks to (and shakes hands with) Beyoncé during a Brooklyn Nets game.
ANNA KENDRICK: JANUARY 27, 2014
Anna Kendrick talks to Beyoncé at the 2014 Grammys. "I was like, 'I'm so sorry, I just wanted to meet you, you're such an inspiration,'" Kendrick told Conan O'Brien of their conversation. "And she stood up, she was so nice, and she points to Jay Z and was like, 'Oh, we just watched you on the Kennedy Center Honors. You were so great. You were so cute in your little red dress.' And she said that I had a little red dress, which means she actually watched it or it means I was having a stroke and I imagined the entire thing..."
MARIAH CAREY: OCTOBER 4, 2003

Mariah smiles confidently with Beyoncé and designer Donatella Versace before Versace's 2004 spring show. "Your talent is massive as the beauty of your heart," Mariah would write of the singer in 2014, to thank her for her birthday greeting.
BRITNEY SPEARS AND PINK: SEPTEMBER 22, 2003

Britney Spears and Pink bond with Queen Bey in Rome, decked out in metallic gladiator gear while filming a Pepsi Super Bowl commercial.
OPRAH AND HALLE BERRY: OCTOBER 23, 2004

Oprah and Halle Berry exchange "can you believe this is happening?!" looks, hanging with Beyoncé at the 16th Carousel of Hope reception.
JENNIFER LOPEZ AND DAVID BECKHAM: FEBRUARY 23, 2005

J.Lo stays composed while exchanging smiles with Bey (alongside David Beckham) during the premiere of their Pepsi commercial.
TYRA BANKS: APRIL 16, 2007

Tyra Banks chats with Beyoncé at a New York Knicks game. Their public courtside moment comes months after Tyra got Bey to go cross-eyed during a 2006 appearance on her talk show.
RIHANNA: JUNE 26, 2007

Rihanna lights up in front of Beyoncé during their first photographed appearance together at the 2007 BET Awards.
LEONARDO DICAPRIO: FEBRUARY 25, 2007

Leonardo DiCaprio keeps his cool alongside Beyoncé and Penelope Cruz at Giorgio Armani Privé's L.A. fashion show.
GEORGE CLOONEY: FEBRUARY 25, 2007

George Clooney talks over two people to send his regards to Beyoncé during Giorgio Armani Privé's L.A. show. (Leo still keeps his cool.)
JAY Z: NOVEMBER 2, 2002

Jay Z makes his first television appearance with Beyoncé on Saturday Night Live. (At this point, they are just rumored to be dating.)
CHRISTINA AGUILERA: FEBRUARY 17, 2007

Christina kisses Beyoncé's cheek at Jay Z and Lebron James' First Annual Two Kings Dinner.
MILEY CYRUS: SEPTEMBER 5, 2008

Miley Cyrus performs with Beyoncé...and Mariah Carey, Mary J. Blige, and Rihanna at the Fashion Rocks Show. Her face says it all.
BARACK AND MICHELLE OBAMA: JANUARY 20, 2009

The President and First Lady wave to Beyoncé, who sings "At Last" for their first dance at the 2009 Inaugural Ball.
ZAC EFRON: FEBRUARY 22, 2009

Zac prepares to perform with Hugh Jackman and Beyoncé during the 2009 Oscars.
GWEN STEFANI: FEBRUARY 8, 2004

Gwen Stefani congratulates and presents Beyoncé with the 2004 Best Contemporary Album Grammy.
TAYLOR SWIFT: SEPTEMBER 13, 2009

Taylor hugs Beyoncé at the MTV VMAs. Beyoncé called Taylor up while accepting her Video of the Year award to so Tay could finish the speech Kanye West infamously cut off earlier in the night.
LADY GAGA: OCTOBER 2, 2009

Lady Gaga smiles beside Beyoncé and the children's chorus from P.S. 22 during Billboard's Women in Music event.
JUSTIN BIEBER: JANUARY 31, 2010

Baby Justin keeps his cool beside Beyoncé during the 2010 Grammys.
JUSTIN TIMBERLAKE: FEBRUARY 26, 2002

Justin sings with Beyoncé and Kelly Rowland during the pre-Grammys party in 2002.
BLAKE LIVELY: NOVEMBER 23, 2010

Blake smiles with Beyoncé and jewelry designer Lorraine Schwartz during Schwartz's 2BHappy Jewelry Collection launch. "She was amazing! I can't...I can't even," Blake would tell E! in 2013 of her obsession with Bey. "I don't even have words for her."
NICKI MINAJ: AUGUST 28, 2011

Nicki seems excited about seeing Beyoncé at the 2011 MTV VMAs. The two met off-camera earlier that year. "When I met her, she was a super sweetheart," Minaj said inan interview. "And the fact that she complimented me, I never got that. That stuck with me. She was like, you killed it. That didn't even register."
KIM KARDASHIAN: JULY 1, 2012

Kim Kardashian keeps it causal alongside Jay Z, Kanye West, and Bey during the 2012 BET Awards.
ADELE: FEBRUARY 10, 2013

Adele beams saying hi to Beyoncé at the 2013 Grammys. Adele's first (off-camera) meeting was in 2010. Adele was incredibly nervous: "I had a full-blown anxiety attack," she told MTV. "Then she popped in looking gorgeous, and said, 'You're amazing! When I listen to you I feel like I'm listening to God.'"
CHRISSY TEIGEN: FEBRUARY 8, 2015

Chrissy poses with John Legend, Beyoncé, Kim Kardashian, and Kanye West during the most photogenic triple date at the 2015 Grammys. Chrissy met Bey at a Billboard luncheon shortly before. "I saw her walking the carpet. I'm so nervous, I don't want to say anything stupid," she told Cosmopolitan.com. "And then I saw her later that night at a party, and I went up to her and I was like, "What were you up to today?" Just trying to becaj with Beyoncé, trying to be overly normal. And it was so stupid [since I knew what she was doing earlier]."