Once it came time to perform, however, Rodrigo channeled her on-stage alter-ego—who has a known affinity for hot pants and sparkle. She went from red-white-and-blue to all-black, wearing an off-the-shoulder lace top from Rabanne and matching sequin undies. Together, the two glitzy pieces formed a dazzling bodysuit moment.

Rodrigo joins a lineup at Inglewood’s Kia Forum and Intuit Dome that featured Red Hot Chili Peppers, No Doubt, Katy Perry, Green Day, Alanis Morissette, Billie Eilish, Dawes, Pink, John Mayer, Rod Stewart, the Black Crowes, Tate McRae, Lil Baby, Lady Gaga, Sting, Jelly Roll and more.

Olivia Rodrigo performed as part of Los Angeles’ FireAid Benefit Concert to fundraise for victims of the wildfires.

Abrams, meanwhile, wore a white knit halterneck gown that featured a delicate scalloped neckline and floral filet lace, similar to the slightly sheer crochet styles that Birkin often wore in the late ‘60s. Abrams rounded out her look with stud earrings and black leather flats.

Olivia Rodrigo showed off her toned figure in a red bikini while vacationing with Tate McRae, Iris Apatow and more

Olivia Rodrigo performed at FireAid and spoke about her love for L.A. "It has been heartbreaking to witness the devastation in this city," she said.

Olivia Rodrigo's "Vampire," her most recent No. 1 hit in the U.K., blasts back onto two charts as it becomes a bestseller in the nation once more.

Soon, iconic pop star Olivia Rodrigo will return to the Intuit Dome for Fire Aid, a benefit concert in light of the LA wildfires. The “Good 4 U” singer sent out a message to her fans as tickets for the LA wildfire benefit concert went on sale. Rodrigo, who is from Murrieta, California, seemed excited for her upcoming hometown performance.

Taylor Swift and Olivia Rodrigo are among the latest stars announced as presenters for Sunday's 67th annual Grammy Awards

The 67th edition of the annual music awards show will feature presenter appearances from Cardi B, Olivia Rodrigo, Gloria Estefan, Queen Latifah, SZA, Victoria Monét and Taylor Swift. Will Smith is also set to make his return to the Grammys as a presenter.

Highlights from the nearly six-hour Fire Aid included Lady Gaga, Billie Eilish, a female-fronted Nirvana reunion and an Anderson .Paak/Dr. Dre collab.