Bootilicious Jennifer Lopez in Grommet-Studded Bra and Fringe Skirt

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Jennifer Lopez made a surprise appearance during Iggy Azalea‘s set at the 2014 We Can Survive concert in Los Angeles on Friday.

The duo performed their hit remix of “Booty,” during which J.Lo heated things up on stage as she twerked and playfully slapped Iggy’s bum.

Jennifer Lopez in a grommet-studded bra and a matching high-waisted fringe skirtJennifer Lopez in a grommet-studded bra and a matching high-waisted fringe skirt

The 45-year-old singer’s sported a sexy metallic silver outfit that included a grommet-studded bra and a matching high-waisted fringe skirt.

Jennifer Lopez flaunted her legs in fishnet stockingsJennifer Lopez flaunted her legs in fishnet stockings

She also wore a pair of fishnet stockings and finished the flirty ensemble with knee-high gladiator sandals.

Bootilicious Jennifer Lopez performing on stage for We Can Survive 2014Bootilicious Jennifer Lopez performing on stage for We Can Survive 2014 at Hollywood Bowl in Beverly Hills on October 25, 2014

Jennifer Lopez and Iggy Azalea performing "Booty Remix" during the We Can Survive ConcertJennifer Lopez and Iggy Azalea performing “Booty Remix” during the We Can Survive Concert 2014 in Beverly Hills on October 25, 2014

Jennifer Lopez’s Sophia Webster “Clementine” sandal boots completed her striking metallic ensemble. They are made of mirrored metallic leather and feature 15.5-inch shafts with a lace-up front and back fastenings, side zip fastenings, cutout heel counters, open toes, and 4-inch heels.

Jennifer Lopez wearing Sophia Webster gladiator sandalsJennifer Lopez wearing Sophia Webster gladiator sandals

Would you wear this knee-high gladiator sandal-boot hybrid?

Sophia Webster Clementine Strappy Gladiator Sandal Boots, $995

Sophia Webster Clementine Strappy Gladiator Sandal Boots

Sophia Webster Clementine Strappy Gladiator Sandal Boots

Credit: Brian To / WENN