Mel Gibson

The provided news articles do not directly mention Mel Gibson. One article discusses a White House propaganda video featuring Hollywood characters, another critiques a Saturday Night Live sketch about Tourette's syndrome, and the third reports on Shia LaBeouf's arrest for battery in New Orleans. Therefore, there is no information within these articles to suggest why Mel Gibson is newsworthy or relevant at this time. A summary of his recent activities or significance cannot be provided based on the given context.