Pamela Anderson said that «Home Improvement» star Tim Allen once showed it off on the set of that hit TV show, in an explosive accusation that he vehemently denied.

In its next book, «Love Pamela», Anderson recounted a day in 1991 when she was 23 years old and working on the new ABC show, which would become one of the most popular sitcoms of the 1990s.

Tim Allen and Pamela Anderson on the set of «Home Improvement» in 1992. ABC Photo Archives/Getty Images

“The first day of filming, I came out of my dressing room and Tim was in the hallway in his robe. He opened the robe and showed me quickly, completely naked under him. He said that it was fair, because he had seen me naked. Now we are even. I laughed awkwardly,» according to an excerpt from «Love Pamela,» reported by Variety.

Anderson was Playboy magazine’s Playmate of the Month for February 1990. Her new book will be released on January 31.

A representative for Anderson declined to comment Monday to NBC News, but cited a statement the model and actor released to vanity fair about his dealings with Allen.

«This true story is just one of the many surreal and uncomfortable situations I’ve learned to navigate,» Anderson’s statement reads.

“My book talks about how it made me feel throughout my life and, in this case, my career. I have no ill will towards Tim. But like the rest, it should never have happened.»

Allen, who would have been 37 at the time of the alleged incident, denied the allegation in a statement to NBC News on Monday.

“No, it never happened. He would never do such a thing,” Allen’s statement read.

In the «Home Improvement» show-within-a-show «Tool Time,» up-and-coming actor Anderson played Allen’s on-screen assistant, Lisa.

He appeared in 23 “Home Improvement” episodes, almost all of them in seasons 1 and 2. Anderson then went to work. in another note program – «Baywatch.»

Anderson joined the popular lifeguard drama in Season 3 and went on to become the best-known talent on that global hit show.