The panties Christina Ricci wore in the film were bought by herself at Dillard's department store. She also contributed cowboy boots, a Wrangler jacket, and a pair of shorts from her own closet.
When Ronnie & Rae are traveling down the highway in the old Caprice Classic, when the logging truck is beside them, the gear selector is still in the parked position.
The position of Rae's over-sized shirt changes from very low on her left shoulder to just below her neckline in the beginning, when she says goodbye to Ronnie.