He Saw A Ghost
In 2014, Keanu Reeves came on Jimmy Kimmel and told the story of when he saw a ghost. It was when he moved to New York from Australia with his mom, siblings, and nanny. Reeves was just six or seven at the time.
Source: pinterest.com
Reeves expresses how he was sitting his room when he suddenly saw a floating jacket in the doorway, but with no head or body. Renata (the family nanny) stood there shocked. Reeves thought that if she noticed it too, then it must be real!