Sofia Vergara met rising star Jacob Tremblay, sharing the photo with heart emojis.

Brie Larson

Margot Robbie 

What a gang: Model Behati Prinsloo  shared a snap with Jake Gyllenhaal saying, 'Lock up your daughters and wives! Oscar night just got so real... #sohuman'

Kerry Washington "BTS #Oscars carpet," с Robin Roberts.

Rebel Wilson "Love you Leo X."

Reese Witherspoon "Making friends backstage at the #oscars. #starwars #bb8," 

Elton John с Boy George и Caitlyn Jenner на его  AIDS Foundation's Oscar Party  "Time for one last photo before the broadcast begins. @caitlynjenner @boygeorgeofficial @ejaf @davidfurnish #EJAFOSCARS #OSCARS"

Elton gushed, 'Hanging with Steven Tyler just before he auctions off a week's stay in his gorgeous Hawaiian home. Thank-you Steven!!'

John Legend "Congrats to @chrisrock on his performance tonight,"

Mark Ruffalo "I tried to make off with the big one. Security stopped me. Darn it. #oscars," 

Olivia Munn "Girl scout cookies FTW!!" с бойфрендом Aaron Rodgers

Ryan Seacrest wrote, "love this kid @jacobtremblay. Making me feel tall on the #eredcarpet"

Jacob Tremblay  "My new squad! #squadgoals #oscars #starwars #roomthemovie"

Mark Ruffalo "That happened. #oscars," with Tom McCarthy and Josh Singer.

Lady Gaga with fiancé Taylor Kinney, writing, "I never thought anyone would ever love me because I felt like my body was ruined by my abuser. But he loves the survivor in me. He's stood by me all night proud and  unashamedly. THATS a real man."

Chrissy Teigen "#Oscars belly."

Sofia Vergara "Oscars greenroom."

Elizabeth Banks shared a photo from an afterparty, drawing attention to the snacks with the caption, "Deviled egg."

Elton John shared a photo with Mariah Carey from his afterparty, writing, "Mariah looking glam-fabulous. She's wearing more carats than I am! @ejaf @davidfurnish @mariahcarey #EJAFOSCARS #OSCARS."