The 86th annual Academy Awards were an affair to remember with a seriously A-list selfie , exciting winners , a pizza party, and plenty of postshow bashes. There were so many amazing photos from Hollywood's biggest night last year, we're hoping for another memorable event this Sunday. Take a look back at the 2014 Academy Awards, and then make sure to fill out your 2015 Oscars ballot  before the big show!
— Additional reporting by Kimberly Timlick
Source: Getty / Kevin Winter 
Lupita Nyong'o shared a winning moment with Quincy Jones at the Vanity Fair afterparty .
Charlize Theron  cracked up while chatting with Jennifer Lawrence and her boyfriend, Nicholas Hoult , in the front row.
Amy Poehler  got a lift from Andy Samberg , Nick Offerman, Bill Hader, Adam Scott, Bill Murray , and Paul Rudd  with a little extra help from Megan Mullally at the Vanity Fair afterparty .
Ellen DeGeneres  and Portia de Rossi  went in for a three-way kiss  with Bono  at the Vanity Fair bash.
Nominees Leonardo DiCaprio  and Jared Leto  chatted in the crowd.
Cate Blanchett 's reaction to hearing her name for the best actress win was priceless.
Steve McQueen was beyond excited to win best picture for 12 Years a Slave and his cast, including Lupita Nyong'o and Benedict Cumberbatch, cheered right alongside him.
Jennifer Lawrence hugged winner Cate Blanchett  backstage after presenting Matthew McConaughey  with his best actor statue.
Pharrell shimmied with Meryl Streep  during his performance of "Happy" — making for one of the best GIFs of the night .
Lupita Nyong'o and her gorgeous blue Prada gown  floated down the carpet.
In one of the sweetest couple moments  of the night, Camila Alves congratulated Matthew McConaughey  on his big best actor win backstage.
The fun photobombs  continued after the show, when Jared Leto  snuck up behind Anne Hathaway  on his way into the Vanity Fair bash.
It was ladies' night for Reese Witherspoon , Jennifer Garner , Allison Williams, and Elizabeth Banks at the Vanity Fair afterparty .
Kevin Spacy was one of many stars who contributed to the pizza guy's tip that Ellen collected in Pharrell's hat.
Angelina Jolie  cuddled up to Sidney Poitier on stage as they presented the award for best director.
Pregnant Kerry Washington snacked on pizza backstage.
Source: Instagram user kerrywashington 
Ellen DeGeneres  helped her wife, Portia de Rossi , out with her train while they posed outside the Vanity Fair bash.
Lupita Nyong'o got her best supporting actress statue engraved at the Governors Ball  immediately after the show.
Bradley Cooper  was surrounded by love at the Vanity Fair party with his mom, Gloria; his girlfriend, Suki Waterhouse; and his sister, Holly, by his side.
Jennifer Lawrence got grabby backstage when she tried to take Lupita Nyong'o's best supporting actress Oscar out of her hands.
Kate Hudson  was a vision in white Versace  on the red carpet.
Brad Pitt , Julia Roberts , and Meryl Streep  got in on the pizza party  action during the show.
Kurt Russell gave Goldie Hawn  a kiss on the red carpet — they were just one of many sweet couples at the Oscars .
There were gold statues all around when Lupita Nyong'o photobombed Jared Leto  while Matthew McConaughey  looked on backstage.
In one of the best photobombs of the night , Benedict Cumberbatch leaped behind U2 on the red carpet.
Zac Efron  and Anna Kendrick  shared a look as they left the show together.
The press room was the place to be  with winners Matthew McConaughey , Cate Blanchett , Lupita Nyong'o, and Jared Leto  posing with their statues.
Despite an improper introduction by John Travolta , Idina Menzel took the stage for an amazing rendition of "Let It Go."
Jason Sudeikis stepped back to take a snap of his pregnant fiancée, Olivia Wilde , on the red carpet — and she wasn't the only mom-to-be at the Oscars .
The red carpet was packed full of stars, including Brad Pitt  and Angelina Jolie , who posed next to Matthew McConaughey  and Camila Alves, and Jonah Hill .
In one of her multiple outfit changes, host Ellen DeGeneres  came out dressed as Glinda the Good Witch.
Joseph Gordon-Levitt and Emma Watson  shared an adorable moment when they took the stage to present the award for best achievement in visual effects.
Julia Roberts  chose a custom Givenchy gown  for her walk down the Oscars red carpet .
Brad Pitt  and Angelina Jolie  stopped to chat with Jonah Hill  on the red carpet.
Fellow nominee Leonardo DiCaprio  congratulated Matthew McConaughey  on his best actor win with a kiss.
Bradley Cooper 's girlfriend, Suki Waterhouse, snacked on pizza in the front row after Ellen passed around a few pies in the audience.
Taylor Swift  and Jaime King embraced inside the Elton John viewing event .
Ben Affleck  got a surprise from Glenn Close while posing with his wife, Jennifer Garner , on the Vanity Fair red carpet .
Joshua Jackson  and Diane Kruger  shared a look of love on their way into Vanity Fair's afterparty .
Amy Adams  and original screenplay winner Spike Jonze gathered together at the Vanity Fair afterparty .
Despite not taking home any awards, Leonardo DiCaprio  brought his mom, Irmelin, along to celebrate at the Vanity Fair afterparty .
It was a Devil Wears Prada reunion when Anne Hathaway  and Meryl Streep  met up on the red carpet.
Lupita Nyong'o didn't hold back during Pharrell's performance of "Happy."
Jared Leto  captured the Oscars crowd from the red carpet on his iPhone.
Pharrell Williams walked the red carpet in shorts  with his wife, Helen Lasichanh, by his side.
This snap became the most A-list — and most retweeted — selfie  when Jennifer Lawrence, Bradley Cooper , Brad Pitt , Julia Roberts , Elle DeGeneres, and more squeezed in during the show.
Source: Twitter user TheEllenShow 
Pink looked glamorous in red when she took the stage to perform "Over the Rainbow."
Jennifer Lawrence went commando in a sparkly mini at the Vanity Fair afterparty.
Jennifer Lawrence was a little confused when she took the stage to present the award for best actor — we found out why !
Kelly Osbourne pretended to choke Lady Gaga  at the Elton John viewing party .
Ellen DeGeneres  brought Edgar the pizza guy  out on the stage — much to his surprise! — to serve pizza to the stars.
Charlize Theron  and her mom, Gerda, walked the red carpet  in matching black.
Matthew McConaughey  got a huge hug from Jennifer Lawrence after she presented him with the statue for best actor.
Angelina Jolie , Brad Pitt , Lupita Nyong'o, and Chiwetel Ejiofor couldn't contain their excitement when 12 Years a Slave won best picture.