When it comes to Sunday's Academy Awards, nominees like Octavia Spencer, Jessica Chastain and Michelle Williams are hoping to also nab best dressed honors in addition to taking home a gold Oscar statuette.
PHOTOS: Oscars 2012 -- meet the nominees
In anticipation of Sunday's festivities, look back at some of the most memorable Oscar red carpet trendsetters (here's looking at you, Angelina Jolie and Viola Davis!) in the video above.
PHOTOS: Unforgettable Oscar moments
Be sure to tune in to E!'s Live From the Red Carpet: Academy Awards starting at 1:30 p.m. (EST) on Sunday and log on to UsMagazine.com throughout the evening for more on this year's jaw-dropping gowns and beauty looks.