The Santa Clause(1994) Now

Over the next year, Scott experiences physical changes he cannot control, including rapid weight gain, white hair growth, and a sudden craving for milk and cookies.

After being arrested during his next Christmas Eve run, Scott is rescued by the "E.L.F.S." squad. He eventually proves his identity to Laura and Neal, restoring his relationship with Charlie and fully embracing his role as the "big guy". The "Santa Clause" (The Legal Text) The Santa Clause(1994)

On Christmas Eve, Scott and his son Charlie hear a noise on their roof. Scott yells at the figure, causing him to slip and fall. When the figure disappears, leaving only a suit and a business card, Scott puts on the suit to finish the deliveries. Over the next year, Scott experiences physical changes

"In putting on this suit and entering the sleigh, the wearer waives any and all rights to any previous identity, real or implied, and fully accepts the duties and responsibilities of Santa Claus in perpetuity until such time that wearer becomes unable to do so by either accident or design." The "Santa Clause" (The Legal Text) On Christmas

Scott’s ex-wife, Laura, and her husband, Neal (a psychiatrist), believe Scott is having a delusional breakdown. They eventually attempt to strip him of visitation rights to "protect" Charlie from his fantasies.

As Bernard the Elf explains, Scott is a businessman who should understand that by reading the card and putting on the suit, he "accepted the contract". The Dark Original Script