Britney Spears took a brief break from sharing risqué snaps on social media to recall a spooky encounter from two decades ago. In the singer’s Monday, March 11, Instagram post, the music icon claimed that while she was on the Oops!… I Did It Again Tour “20 years ago,” she was attacked by a ghost while trying to fall asleep at the “haunted hotel” she was staying at in Germany. Before delving into the details of the story, she noted the events took place on the same night she met Kate Hudson at a bar. “I was an angel and my best friend was a devil for Halloween… we left the party early because…