It's traditional for the previous year's best actor victor to announce who has won best actress - and vice versa.
The best supporting actress Oscar seems sewn up, thanks to Allison Janney's portrayal of skating champion Tonya Harding's cold-as-ice mother.
The countdown to the 90th Academy Awards is nearly over, which means you might have some questions about the big night.
Who will win: I'm extremely confident that "Call Me By Your Name" will win in this category. The scheduled live air time for the Oscars runs from 8 - 11 p.m. ET/5 - 8 p.m. PT, but the show nearly always runs over the ending time.
Traditionally, the previous year's best actor victor would present that statuette, but Casey Affleck, who triumphed in 2017 for "Manchester by the Sea", withdrew under a cloud of sexual harassment accusations he denies. That was a criminally underrated film that should have given Jessica Chastain a Best Actress nomination at the very least.
1973 - Marlon Brando wins a best actor award for his performance as Vito Corleone in "The Godfather", but boycotts the ceremony to protest how Native Americans are portrayed in movies and television.
"Three Billboards Outside Ebbing Missouri" - the comedy-drama with Frances McDormand and Woody Harrelson is the favorite to win Best Picture.
Turkish soldiers, 116 FSA militants killed in Afrin Operation
Late on Thursday, the Turkish military said eight Turkish soldiers had been killed and 13 injured in clashes in Afrin. PKK has fought for independence in South-Eastern Turkey since 1978 but the YPG has denied any links to the group.
Seacrest has been defending himself against an allegation of sexual misconduct. At 88 years old, Plummer holds the record for the oldest acting nominee.
Even if one were to swap the awards between Get Out and The Shape of Water, there wouldn't be any major upset.
Best Actor in a Supporting Role nominees: Woody Harrelson (Three Billboards Outside Ebbing, Missouri), Christopher Plummer (All the Money in the World), Richard Jenkins (The Shape of Water), Willem Dafoe (The Florida Project), and Sam Rockwell (Three Billboards Outside Ebbing, Missouri).
Sound editing and sound mixing: These are two separate categories, but typically are won by one movie - this year, "Dunkirk".
There will be no sign of Harvey Weinstein or Kevin Spacey anywhere near the Dolby Theater in Hollywood, after a year of sordid tales of sexual harassment that rocked the industry, however the E! networks made a decision to go ahead and let Ryan Seacrest host the Pre-Oscars Red Carpet interview show, since some believe the accusations against him were totally baseless, including the E! Popular TV personality and host Jimmy Kimmel will be hosting this year's edition, after having got a lot of appreciation for his last year's Oscar hosting gig. Network itself, who ran an investigation into the accusations. This year her best actress nod is for her role in Spielberg's The Post. The presentations in 12 categories lasted a mere 15 minutes.
- Retired Laker star Kobe Bryant is nominated for an Oscar in the best animated short category for "Dear Basketball", a dramatization of his retirement announcement.
In Blade Runner 2049, Deakins has created the flawless atmosphere, but it would be nearly impossible for members to disregard the fact that the veteran ought to have won his Oscar eons ago while voting.
- Regardless of whether he wins the original score prize for "Star Wars: The Last Jedi", composer John Williams' appearance at the ceremony pads his already history-making impact on the film world.