Robert De Niro is normally a little guarded in interviews, but Jimmy Fallon found just the thing to bring him out of his shell: Virtual reality headsets! De Niro tried an installation on solitary confinement at his Tribeca Film Festival this week and he is so, so excited to talk about it. Look the adorable photo of him in a headset. Watch him get all excited about that Marlon Brando documentary. Imagine him calling one of his former co-stars, maybe Anne Hathaway or Zac Efron or even Al Pacino, and leaving a rambling dad-like voicemail: “Listen, you gotta try this. You just gotta.â€