Timothée Chalamet and Margot Robbie
Call him by his name: Oscars photobomb expert!
Michael B. Jordan and Lupita Nyong'o
Wakanda forever, photobombs whenever when these Black Panther co-stars hit the red carpet together.
Chris Hemsworth
"Hey guys get out of my shot," the Thor star captioned this casual pic in 2017.
Gigi Hadid and Yolanda Hadid
Classic mom move.
Jimmy Fallon, Christina Hendricks, Retta and Mae Whitman
The late night host was a bad boy when he crashed the Good Girls stars' photo opp at the 2018 Peoples Choice Awards.
Kelleth Cuthbert aka Fiji Girl
LOL, remember her? Stay thirsty!
Tom Hanks
When the beloved actor went for a run in Central Park, he didn't intend to crash a couple's wedding photos. But he did just that in 2016.
And wedding photographer Meg Miller of Meg Miller Photography captured the spontaneous moment on camera. She posted snaps to her Instagram, captioning, "Yesterday's wedding was so beautiful! Elisabeth and Ryan, you planned one amazing celebration. The icing on the cake was @tomhanks stopping in Central Park to wish them congratulations."
Hugh Jackman
Australian TV reporter Jessica Turner learned anything can happen when you're live after The Greatest Showman star ran up behind her during a broadcast and shouted "photobomb!" over her shoulder as he passed.
Turner handled the surprise like a pro, responding, "The best kind of photobomb, Hugh!"
KJ Apa, Lili Reinhart and Cole Sprouse
"No one is safe," Apa jokes on Instagram after sneaking up on his Riverdale co-stars at the 2018 Teen Choice Awards.
Jennifer Lawrence and Emma Stone
The Hunger Games star photobombed her pal on the red carpet at the 2017 Governors Awards.
Derek Hough
The Dancing With the Stars pro photobombed his sister Julianne Hough and her husband Brooks Laich at the 2017 Creative Arts Emmys, the couple's first red carpet debut as a couple.
Amy Schumer
In June 2017, the actress and comedienne made a surprise appearance during couple Jasmin Pereira and Jon Bates's wedding photo shoot in London.
Oprah Winfrey and Kerry Washington
"Best photobomb of my life," the Scandal star wrote on Instagram. "#supersoulsessions #supersoulsisters @oprah @drshefalitsabary."
Sofia Vergara, Joe Manganiello and Eric Stonestreet
The Modern Family actor photobombed his co-star and her husband at the 2016 SAG Awards.
Queen Elizabeth II
The Queen delivered quite the unexpected surprise at the 20th Commonwealth Games in Glasgow back in 2014 when she cheekily photobombed a selfie being taken by two members of the Australia Commonwealth Games women's hockey team, Jayde Taylor and Brooke Peris.
"Aaaahhh the Queen photo-bombed our selfie," Jayde captioned the photo on Instagram.
Jared Leto and Diane Kruger
The actor was quite the joker at LACMA's 2015 Art+Film Gala.
Beyoncé & Jay Z
While Queen Bee and her husband were working the crowd at the 2015 Met Gala, this guy in the background was busy working a slice of delicious pizza.
Kevin Hart and Alyssa Milano
Hart is usually the one pulling the pranks, but looks like the Charmed alum was able to pull a fast one on the Get Hard actor at his Hollywood premiere.
Jimmy Fallon, Chris Pratt and Chris Evans
The fellas had some fun photobombing unsuspecting football fans on NBC's Super Bowl XLIX red carpet.
Nicole Scherzinger
"Ahhh so cool and inspiring to meet #TimBurton tonight at my show @CatsMusical #Cats #LondonPalladium," the singer wrote on Instagram. "Even cooler being #photobombed by the #HelenaBonhamCarter !!!!!"
Usher and Kim Kardashian
LOL! Usher snuck into KKW's red carpet photo at the 2014 MTV VMAs.
Zoe Saldana
The pregnant star and her hubby get photobombed by a tattooed prankster in L.A.!
Cloris Leachman
Ooops! While posing for red carpet pics, Julianna Margulies gets a surprise from a fellow actress.
Tom Hardy
While filming The Dark Knight Rises in Pittsburgh in 2011, the British star made a surprise (and rather menacing) appearance at a couple's nearby wedding shoot, featuring a group of lovely bridesmaids. "You have my permission to kiss the bride."