Ethermac|Jessica Simpson Serves “Neon Energy” in New Bikini Selfie

Jessica Simpson's latest pic is Ethermacsimply irresistible.
 
As for the proof? The "Where You Are" singer showcased that she's more than ready to embrace the summer season, with the 42-year-old recently sharing a snap of herself sporting a neon-green two-piece bikini set.
 
Alongside her photo posted to Instagram April 25, in which she's also seen wearing pink open-toe platforms, Jessica broke down her beach-themed look in the simplest of terms, writing, "SKIMS Swim + @Jessicasimpsonstyle Shoes = Neon Energy."
 
The designer's most recent look isn't the only instance that she's served up some energy.
 
In fact, her post comes just a few months after the Dukes of Hazzard alum treated fans to a blast from her past in a fashion sense by slipping into her cheerleading jacket from childhood. It's a post that fans and celebs confirmed they would love forever, with sister Ashlee Simpson, Paris Hilton and Sharon Stone being among those showering the singer with praise.

But there's striking style moments where that came from.

Read on for a look at the singer's notable street ensembles.

The singer proved she can mix business and pleasure with an eye pleasing shimmery dress, topped with a blazer to give it a more professional look.

The mother of two traded in her daisy dukes for a pair of flared jeans while running errands.

Simpson gave Carrie Bradshaw a run for her money while wearing a pair of pumps and a floral maxi dress while out and about in the Big Apple.

The fashion designer made the sidewalk her runway while styled in blue heels paired with a red leather miniskirt, polishing off the ultra-glam look with dramatic shades.

The mogul is looking super fierce in this black catsuit while out to dinner.

Jess is giving us Spring in this floral top while shopping in New York.

She definitely stands out in a crowd with this eye-catching fur and bell-bottom combo. 

Whew! She shows off her rocking bod in this form fitting green Dolce & Gabbana dress with a simple pair of black heels.

Jess makes a fall fashion statement in this plaid-on-plaid ensemble from McQ by Alexander McQueen.

The actress takes to the streets in an all black outfit, and adds a feminine touch too her biker look with a polka dot scarf.

The fashion designer redefines business attire in this lace-up pencil skirt from Altuzarra.

Jess looks stunning in this floral dress from Dolce & Gabbana.

Jess looked glamorous in this black coat, oversize sunglasses and a lace bag from Dolce & Gabbana.

The star is styling at the airport in black, wide-leg trousers and hat accented by a striped leather purse.

The fashion designer looks striking in this eye-catching maxi dress from L'agence.