Oscars: The best photos – Oscar host Seth MacFarlane opens the show with a few jokes: "The quest to make Tommy Lee Jones laugh begins now" and "It's an honor that everyone else said no (to hosting). From Whoopi Goldberg to Ron Jeremy."
Oscars: The best photos – MacFarlane talks to William Shatner on the video screen during his opening. Shatner gives the host tips to make sure tomorrow's headlines don't read "worst Oscar host ever."
Oscars: The best photos – Charlize Theron and Channing Tatum dance to "The Way You Look Tonight."
Oscars: The best photos – Joseph Gordon-Levitt, left, and Daniel Radcliffe, right, join MacFarlane onstage for a rendition of "High Hopes."
Oscars: The best photos – "Brave's" Brenda Chapman and Mark Andrews accept the award for best animated feature film. Andrews wore a kilt in honor of the Scottish Highlands-set film, while Chapman thanked her daughter for inspiring the story.
Oscars: The best photos – "Avengers" actors Robert Downey Jr., Chris Evans, Mark Ruffalo, Jeremy Renner and Samuel L. Jackson present the Oscar for cinematography.
Oscars: The best photos – Dame Shirley Bassey performs "Goldfinger" during a tribute to the James Bond franchise.
Oscars: The best photos – While presenting the award for achievement in costume design, Jennifer Aniston and Channing Tatum thank all the amazing folks they have worked with in the past, including the people who've waxed them.
Oscars: The best photos – "Chicago" actress Catherine Zeta-Jones performs "All That Jazz" to pay tribute to movie musicals.
Oscars: The best photos – Jennifer Hudson sings "And I Am Telling You" from "Dreamgirls."
Oscars: The best photos – The cast of "Les Miserables" performs during the Oscars ceremony.
Oscars: The best photos – "Les Miserables" actress Anne Hathaway accepts the award for best supporting actress.
Oscars: The best photos – MacFarlane tries to introduce the Von Trapp family from "The Sound of Music," but an actor dressed as a Nazi runs into the auditorium and announces they're gone. Laughter ensues.
Oscars: The best photos – Hostesses hand out snacks during a break in the Oscars.
Oscars: The best photos – Adele performs "Skyfall" onstage in a sparkly dress and shoes.
Oscars: The best photos – "Harry Potter's" Daniel Radcliffe and "Twilight's" Kristen Stewart present the award for best production design. Stewart, who was photographed using crutches on the red carpet, had to limp to the microphone.
Oscars: The best photos – Songwriter Paul Epworth and singer Adele accept the Oscar for best original song for "Skyfall." An emotional Adele thanked "my man" before turning the microphone over to Epworth.
Oscars: The best photos – Barbra Streisand performs "Memories" onstage to pay tribute to the late Marvin Hamlisch.
Oscars: The best photos – "Django Unchained" writer/director Quentin Tarantino accepts the award for best original screenplay. "It's the writer's year man," he said. "Peace out."
Oscars: The best photos – Charlize Theron blushes after Dustin Hoffman complimented her dance skills.
Oscars: The best photos – Director Ang Lee accepts the Oscar for best director for "Life of Pi."
Oscars: The best photos – Daniel Day-Lewis accepts the best actor Oscar "for my mother" from presenter Meryl Streep.
Oscars: The best photos – Quvenzhane Wallis gets excited when she's announced as a best actress nominee.
Oscars: The best photos – Jennifer Lawrence trips on her way to the stage after winning best actress for "Silver Linings Playbook."
Oscars: The best photos – "You guys are just standing up because you feel bad that I fell," Lawrence said in response to her standing ovation. She wished fellow nominee Emmanuelle Riva a happy birthday before leaving the stage.
Oscars: The best photos – "Argo" producer Grant Heslov makes a joke about him, Ben Affleck and George Clooney being the three sexiest producers alive while accepting the award for best picture. Affleck eventually stepped up to the microphone to thank Canada, Iran and his wife Jennifer Garner, who he doesn't "normally associate with Iran." "I never thought I would be back here," he said.