Dan

The provided news articles do not contain any information about a person named "Dan." One article discusses the Rosalía concert in Madrid, focusing on notable attendees and memorable moments. The other article is about tributes to the late Catherine O'Hara, a comedic actress, from fellow celebrities like Meryl Streep and Pedro Pascal. Without any mention of "Dan" in the given context, it's impossible to provide any details about their background, newsworthiness, recent events, or current relevance.