February 1, 2023 | 1:24pm

Jessica Simpson’s “teenage fantasy” came to beingness erstwhile she began hooking up with a “massive movie star” — lone to find retired helium was taken.

The vocalist elaborate her “sexy” yet “demeaning” transportation with the unnamed histrion successful “Movie Star: They Always Say They’re Single,” a “short and existent story” published Wednesday.

The “Dukes of Hazzard” alum, 42, was connected a interruption from Nick Lachey erstwhile the “hot” enigma A-lister “eyed [her] up and down” astatine the 2001 MTV Video Music Awards.

“He was undressing maine with his eyes,” Simpson told readers.

Although the “Blonde Ambition” prima got the man’s number, she yet reconciled with Lachey, 49, and did not call.

Jessica Simpson poses successful a brownish dressJessica Simpson erstwhile had a concealed romance with a taken movie star.jessicasimpson/Instagram
Jessica Simpson poses connected reddish carpetThe singer’s “teenage fantasy” turned sour.WireImage

However, the “Newlyweds” alums divorced successful 2006, and Simpson subsequently shared a buss with the unnamed movie prima astatine the Beverly Hills Hotel. The smooch gave her a “warm unreserved each the mode down my body.”

The enigma antheral told Simpson astatine the clip that his narration with his woman was “completely over.”

Jessica Simpson holds canine portion lasting beside Tony Romo Simpson, who has had galore high-profile relationships implicit the years, did not sanction the “massive” actor. WireImage
Jessica Simpson smiles with Derek Jeter Simpson, who has had galore high-profile relationships implicit the years, did not sanction the “massive” actor. WireImage
Jessica Simpson puts her arms astir Tony Romo Simpson, who has had galore high-profile relationships implicit the years, did not sanction the “massive” actor. WireImage
Jessica Simpson cuddles up to John Mayer successful a scarf Simpson, who has had galore high-profile relationships implicit the years, did not sanction the “massive” actor. WireImage
Jessica Simpson smiles holding a microphone beside Johnny Knoxville Simpson, who has had galore high-profile relationships implicit the years, did not sanction the “massive” actor. Getty Images

He and Simpson went connected to bent retired successful nightclubs, astatine her communal friend’s location and adjacent connected a movie set.

Eventually, the manner decorator began to consciousness “like a telephone girl” who was lone determination “to person sex” with the celeb.

Jessica Simpson snaps selfie with hubby Eric JohnsonThe histrion is present joined to Eric Johnson.jessicasimpson/Instagram

She recalled gathering him astatine a edifice via the building’s backstage entranceway and walking up occurrence stairs to scope his room, which she aboriginal realized was meant to “hide maine from his chick.”

Simpson ended things, writing, “I didn’t attraction if helium was my teenage phantasy travel to life, this was not a prime that aforesaid girl, my younger self, would beryllium arrogant of.”

Jessica Simpson wears reddish portion skiing with girl Maxwell and lad AceThe brace person 3 children.jessicasimpson/Instagram

The fling was not mentioned successful Simpson’s “Open Book” memoir, which came retired successful February 2020 and is presently being adapted into a scripted series.

Simpson’s publication did, however, screen her different high-profile romances with vocalist John Mayer, stuntman Johnny Knoxville, jock Tony Romo and much stars.

The histrion has been married to NFL subordinate Eric Johnson since 2014. The mates share daughters Maxwell, 10, and Birdie, 3, arsenic good arsenic lad Ace, 9.