When Jonathan is showing Jennifer the sweater from Irene Day, a hand with long fingernails can be seen touching the tag, but Stefanie's nails are seen as short. Stefanie's left hand also switches from being tucked against her body to resting on her right arm between shots.
When Jonathan and Jennifer are driving after he's bailed her out of jail, she shows him her right hand, to show the ink from being fingerprinted. When she uses the fingers of her right hand to fluff the hair on the right side of her head, no ink can be seen.