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Dazzling and debonair, actors and actresses arrived on the 2012 Oscars red carpet looking their very best. Dressed in stunning designer frocks, with brilliantly bright smiles and fluttering hearts, Hollywood's top contenders were thrilled to be at the 84th Annual Academy Awards at the Kodak Theatre in Hollywood, Calif.

Best Actor and Best Supporting Actor (and Best Actress and Best Supporting Actress are some of the most-anticipated awards that will be given out tonight at Oscars 2012. But the differences between these two categories are not always entirely clear. This article helps you understand what the difference is.

The 84th Academy Awards, popularly known as the Oscars, is scheduled to kick off on Sunday, Feb. 26, 2012. Movie goers and the masses who follows Hollywood activity is dying to see which film will come away with the Best Picture award, which actress and actor will walk away with the top honors, and who will break their heels or have a wardrobe malfunction on the red carpet.

Oscars 2012 apps allow you to follow the live coverage on iPhone, Android, iPad and other mobile devices via free mobile live streams, and also to view photos and commentary and to participate via social media.

It's Oscar Sunday! You may still have some lingering questions about the most glamorous day in Hollywood like, Who are the nominees? and What time does it begin? Here are some FAQ's about the Oscars and a guide to the 84th Academy Awards.

Every year Hollywood comes together to celebrate itself at the Oscars, and in 2012 more people than ever will be planning to watch live online coverage. The problem is there is no official stream of the broadcast, so online viewers will have to visit the Oscargo.com Web site for updates and behind the scenes action.

Jimmy Kimmel's post-Oscars show promises to be a hilarious, star-studded late-night extravaganza, featuring celebs like Oprah Winfrey, George Clooney and Martin Scorcese.

The Oscars return this Sunday with all the spectacle, drama and long-winded thank you speeches that make it Hollywood's favorite night of the year. With the throwback silent film The Artist expected to sweep the awards, Sunday night's results will either be extremely repetitive or come as a huge shock. Here are our favorite clips from all nine films nominated for the best picture.

The 84th annual Academy Awards show starts Sunday at 8:00 p.m., hosted by Billy Crystal and featuring Best Picture nominees like The Help, The Artist and Hugo. For those looking to celebrate the winners (and those hoping to drink through much of the ceremony), check out our Oscars 2012 drinking game here, and find out what to do if a winner kisses a presenter, if a muppet appears on stage, or if someone drops their Oscar.

According to E! Online's Mark Malkin, Selena Gomez's new tattoo, her first, isn't a heart. The fresh ink on her wrist is in fact a musical note, she says -- a tribute to her love of music and song, not a proclamation of love to teen pop star Justin Bieber.

Gerard Butler, one of Hollywood's hottest hunks, has returned home in good health after completing a successful course of treatment for substance-abuse issue.

If the Best Picture Oscar was chosen by Twitter, Woody Allen would take the trophy home.

The Oscars presentation represents the peak of awards season. It is the height of glory and the height of fashion packed into one star-studded night. It is the one night that could turn a sweet, lesser-known actress into a bona fide Cinderella.

Jennifer Aniston, the beloved blonde starring in the movie Wanderlust, has had her share of success on the screen, but nothing has been as adored as her role as Rachel Green in the hit TV show Friends.

On Thursday night, comedian Bill Maher publicly announced his intention to donate $1 million to the super PAC supporting the reelection of President Barack Obama.

Angelina Jolie is clearly on good terms with ex-husband Billy Bob Thornton. The couple, who were married for three years, had a very public (and affectionate) relationship. From vials of blood to romps in limousines, the world knew all the gritty little details of Angelina and Billy Bob's love. Now, many years later, Jolie is lending her artistic hand to pen the foreword of Thornton's memoir.

As the countdown to the 2012 Oscars continues, apps have been flooding out on IOS and Android devices for live streams, backstage access and exclusive interviews that won't be shown on television.

The environmental stance of The Lorax has drawn criticism from both the left and the right as observers argue, respectively, that it is not environmentally-conscious enough and that it is left-wing propaganda.

Vanessa Minnillo is a Minnillo no more.

Say what? It has been reported that Jennifer Aniston would like nothing more than for Justin Bieber to play her in a movie. Sure that makes no sense but Jen was pretty adamant about the teen pop sensation portraying her on-screen.

The Oscars red carpet Sunday will surely be a sight to see as actresses seek to dazzle in designer duds as they glide down the crimson walkway, dropping praising on their fellow peers and accepting accolades along the way.

Comedian Bill Maher cut a $1 million check to Priorities USA Action, a pro-Obama super PAC.

Before the most-awaited 84th Academy Awards unfold, here are a few pictures of most memorable Oscar dresses worn by Hollywood hotties so far.

Tracing contemporary artist, Cindy Sherman's career from the mid-1970s to the present, the Museum of Modern Art (MoMA) brings together over 170 exclusive photographs along with the artist's in-depth presentations of her key series.

A look at the movies and stars who should have been nominated for this year's Oscars.

For weeks, Hollywood's actresses fret over what gowns to wear on the Oscar's red carpet, but choosing the right dress is only half the battle. Finding the right accessory is crucial.

19-year old Disney produced actor-singer Selena Gomez got her first tattoo on Thursday, Feb 21, joining the ranks of young inked pop stars including her boyfriend Justin Bieber. For her first tat, Gomez chose a small heart on her wrist at a tattoo shop in Hollywood. The news quickly went viral on Twitter after a tattoo artist at the shop posted a comment about it.

Bobbi Kristina Brown will have to be the one to decide whether she wants her father Bobby Brown in her life, a family member has told the media.

This year, the 2012 Oscars offer films from Iran, Belgium, Israel, Poland and Canada, all of them stunning portraits of what a movie can convey of human brutality, beauty, dignity, fragility and suffering. From a tale of backbiting and redemption between a father and son in Israel, to a gritty domestic drama of two families unraveling in Iranian film A Separation, here are brief introductions to the five nominations for Best Foreign Language Film at Oscars 2012, and five reasons (to star...