Temperatures in New York City soared to 80 degrees on Saturday.

And Selena Gomez looked red hot in her bra-top and high-low skirt during a pre-taped concert at Liberty State Park for Macy’s Fourth of July Fireworks Spectacular.

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Red, white, and blue: Selena Gomez looked patriotic in her bra-top and high-low skirt during a pre-taped concert Saturday at Liberty State Park for Macy’s Fourth of July Fireworks Spectacular

Come & Get It: The Spring Breakers starlet – who turns 21 next month – flaunted her cleavage, midriff, and pins in a red-braided top and bridal-white cascading skirt

The Spring Breakers starlet – who turns 21 next month – flaunted her cleavage, midriff and long legs in a red-braided top and bridal-white cascading skirt.

The Come & Get It singer finished off her patriotic ensemble with blue eyeshadow, an iridescent microphone and white gladiator heels.

The 37th annual event will air live on NBC Thursday with performances from Selena, her BFF Taylor Swift, Tim McGraw, Mariah Carey and her husband Nick Cannon.

Happy Fourth! The 37th annual event will air live on NBC Thursday with performances from Selena, her BFF Taylor Swift, Tim McGraw, Mariah Carey, and her husband Nick Cannon

High-energy: Selena takes a breather during the frantic set

Gomez will officially kick off her own Stars Dance Tour on August 14 at Vancouver’s Rogers Arena.

And her album of the same name, already available for presale, officially hits shelves on July 23.

The single star, who has confirmed she is ‘absolutely available in every way,’ spent last Wednesday hanging out with singer Austin Mahone at Disneyland.

Rock ‘n’ roll: Selena partakes in a spot of headbanging

Singing her heart out: The 20-year-old looked like she was absorbed in her song

The 17-year-old online sensation shared a snapshot of he and Selena at the Anaheim amusement park on his Instagram account Friday.

Austin is currently opening for Selena’s gal pal Taylor Swift on her Red Tour.

The former Disney star will next play a gun-toting hacker in the action-crime flick Getaway starring Ethan Hawke and Jon Voight – due out August 30.

Whip your hair: Selena gives good hairography

In the holiday spirit: Selena was pre-recording a gig for the 4th July holiday

Happiest place on Earth: The single star, who has confirmed she is ‘absolutely available in every way,’ spent last Wednesday hanging out with singer Austin Mahone (L) at Disneyland

The brunette beauty locks lips with teen idol Nat Wolff in the comedy Behaving Badly starring Mary-Louise Parker, Elisabeth Shue, Heather Graham, Cary Elwes, and Dylan McDermott.

And next year, Selena will appear in Rudderless, helmed by William H. Macy, about a grieving father who starts a band using his deceased son’s demo tapes.

Siren: Gomez will officially kick off her Stars Dance Tour on August 14 at Vancouver’s Rogers Arena, and her album hits shelves on July 23