'Yellowjackets' star Ella Purnell opens up to ET's Deidre Behar about her character Jackie's disturbing fate in season 2. She talks about returning to the show as a ghost after dying at the end of season 1, and why it felt 'creepy' filming her scenes. Ella even playfully gives her seal of approval for the girls' decision to eat Jackie. As for what's next, Ella says she's open to returning for season 3. 'Yellowjackets' airs Sundays on Showtime.