Oscars 2019: Here's a look at Lady Gaga's past outfits and her style evolution ahead of the big night

PHOTO: Lady Gaga OscarsPlayPhoto Treatment by ABC News
WATCH Lady Gaga is about to hit the red carpet at Sunday's Academy Awards

Lady Gaga is about to hit the carpet at Sunday's Academy Awards and anticipation is building about what "A Star Is Born" actress will be wearing.

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The best actress and best original song nominee has made her mark with iconic style moments. Here are a few never-forgotten looks as fans await her latest for Oscars 2019.

The lace red dress and mask

PHOTO: Lady Gaga accepts her award onstage during the 2009 MTV Video Music Awards at Radio City Music Hall on Sept. 13, 2009 in New York. Jeff Kravitz/FilmMagic/Getty Images, FILE
Lady Gaga accepts her award onstage during the 2009 MTV Video Music Awards at Radio City Music Hall on Sept. 13, 2009 in New York.

Gaga made her debut at the 2009 MTV Video Music Awards wearing several looks. But it was the outrageous, lacy red Alexander McQueen number and Haus of Gaga mask that had all eyes on her.

The bubble dress

PHOTO: Lady Gaga performs at the House of Blues in Boston, May 4, 2009. Chris Polk/FilmMagic/Getty Images, FILE
Lady Gaga performs at the House of Blues in Boston, May 4, 2009.

Gaga's plastic bubble-covered bodysuit first made a splash in 2009. She wore it at the Grammy Celebration Concert Tour at House of Blues in Boston on May 4, 2009, and sported it during The Fame Ball Tour.

The Alexander McQueen gown

PHOTO: Lady Gaga arrives at the 2010 MTV Video Music Awards on Sept. 12, 2010 in Los Angeles. Christopher Polk/Getty Images, FILE
Lady Gaga arrives at the 2010 MTV Video Music Awards on Sept. 12, 2010 in Los Angeles.

Donning an Alexander McQueen gown, Gaga accepted the award for best female video for "Bad Romance" at the 2010 MTV Video Music Awards. The showstopper was complete with McQueen's signature armadillo heels. Gaga even revealed in a 2018 interview with Vogue magazine that the outfit, which was one of the final pieces McQueen worked on before his death, was her No. 1 look.

The meat dress

PHOTO: Lady Gaga wears a meat dress at the 2010 MTV Video Music Awards on Sept. 12, 2010, in Los Angeles. Steve Granitz/WireImage/Getty Images, FILE
Lady Gaga wears a meat dress at the 2010 MTV Video Music Awards on Sept. 12, 2010, in Los Angeles.

Viewers couldn't look away as Gaga stepped on stage at the 2010 MTV Video Music Awards, head-to-toe in flank steak. Designed by Franc Fernandez, the dress and shoes were later preserved by a taxidermist and are currently on display in the Rock & Roll Hall of Fame.

The space dress

PHOTO: Lady Gaga arrives at the 52nd Annual Grammy Awards on Jan. 31, 2010, in Los Angeles. Kevin Mazur/WireImage/Getty Images, FILE
Lady Gaga arrives at the 52nd Annual Grammy Awards on Jan. 31, 2010, in Los Angeles.

Sporting yellow hair, Gaga hit the carpet at the 52nd Grammy Awards in a custom, Armani Prive high-low dress. The futuristic look was merely a peek into the outrageous outfit changes that night as she snagged best dance recording for "Poker Face."

A touch of red

PHOTO: Lady Gaga attends the 87th Annual Academy Awards on Feb. 22, 2015, in Hollywood, Calif. Jason Merritt/Getty Images, FILE
Lady Gaga attends the 87th Annual Academy Awards on Feb. 22, 2015, in Hollywood, Calif.

Gaga arrived on the red carpet in a custom Azzedine Alaïa for Oscars 2015. The actress-singer paired the glittery frock with a pair of statement-making red gloves, also designed by Alaïa.

The white jumpsuit

PHOTO: Lady Gaga arrives at the Oscars, Feb. 28, 2016, at the Dolby Theatre in Los Angeles. AP, FILE
Lady Gaga arrives at the Oscars, Feb. 28, 2016, at the Dolby Theatre in Los Angeles.

Gaga took viewers by surprise at the 2016 Oscars when she walked the carpet in a strapless, white jumpsuit designed Brandon Maxwell. She completed the look with a skirt attachment and Old Hollywood curls.

"A Star is Born" on the red carpet

PHOTO: Lady Gaga arrives for the premiere of the film A Star is Born on Aug. 31, 2018, during the 75th Venice Film Festival in Venice, Italy. Vincenzo Pinto/AFP/Getty Images, FILE
Lady Gaga arrives for the premiere of the film "A Star is Born" on Aug. 31, 2018, during the 75th Venice Film Festival in Venice, Italy.

Gaga turned heads at the Venice Film Festival during the premiere of her Oscar-nominated movie, "A Star is Born." The pink, feathery Valentino Couture gown was first worn on the runway by model Kaia Gerber and Gaga made the fairy-tale come to life.

The dress that matched a fellow "Star"

PHOTO: Lady Gaga attends the 76th Annual Golden Globe Awards at The Beverly Hilton Hotel on Jan. 6, 2019 in Beverly Hills, Calif. Frazer Harrison/Getty Images, FILE
Lady Gaga attends the 76th Annual Golden Globe Awards at The Beverly Hilton Hotel on Jan. 6, 2019 in Beverly Hills, Calif.

Gaga shined like an Old Hollywood star in sky blue Valentino Couture as she channeled actress Judy Garland at the 2019 Golden Globes. But paying homage to Garland, who appeared in the original 1954 movie, was a happy accident according to Gaga.