The annual Academy Awards, the Oscars, will also turn into an annual fashion event like every year, on Feb. 26, 2012, when Hollywood actresses sashay down the red carpet in various designer gowns.

While the audience will be hooked to the television to see winners presented with 84th Academy Awards at the Kodak Theatre at Hollywood & Highland Center this Sunday, the fashion industry too will have their memorable moments as their creations will be showcased on actors and actresses.

Before the most-awaited entertainment award ceremony of the season unfolds, here are a few pictures of the most memorable Oscar dresses worn by Hollywood hotties so far.

We also provide a list of 2012 Oscar nominations below:

The “Best Picture” nominations are: ‘The Artist’, 'Extremely Loud & Incredibly Close', 'The Descendants', 'The Help', 'Moneyball', ‘Midnight in Paris’, ‘The Tree of Life’ and ‘War Horse’.

Nominations for Actor in a Leading Role are: Demián Bichir (A Better Life), George Clooney (The Descendants), Jean Dujardin (The Artist), Gary Oldman (Tinker Tailor Soldier Spy) and Brad Pitt (Moneyball).

Nominations for Actress in a Leading Role are: Glenn Close (Albert Nobbs), Viola Davis (The Help), Rooney Mara (The Girl with the Dragon Tattoo), Meryl Streep (The Iron Lady) and Michelle Williams (My Week with Marilyn).

Nominations for “Actor in a Supporting Role” are: Kenneth Branagh (My Week with Marilyn), Jonah Hill (Moneyball), Nick Nolte (Warrior), Christopher Plummer (Beginners) and Max von Sydow (Extremely Loud & Incredibly Close).

Nominations for “Actress in a Supporting Role” are: Bérénice Bejo (The Artist), Jessica Chastain (The Help), Melissa McCarthy (Bridesmaids), Janet McTeer (Albert Nobbs) and Octavia Spencer (The Help).