Joyce shows Will's artwork to Hopper in episode 2x02 “Chapter Two: Trick or Treat, Freak”. Joyce rushes home to review the tape from halloween night in episode 2x03 “Chapter Three: The Pollywog”. Jonathan arrives home to find Joyce sleeping in bed with Will in episode 2x04 “Chapter Four: Will the Wise”.
Appears in 13 additional episodes.
Bob shows up with some brain teasers and Joyce tries to send him away.
Nancy and Jonathan return to an empty house covered in strange drawings.
The gang prepares the back shed to interrogate Will/the Beast.
Eleven heads off to the lab while the rest of the kids stay behind with Steve.
Nancy sneaks out through the window after spending the night with Jonathan.
Mike and Lucas knock looking for Will but find the house empty.
The Byers family pack up their moving truck and say goodbye to everyone before heading out of town with Eleven.