It's April Fool's Day, which means the Internet is a bigger liar than it usually is. We'll keep an eye out for the best fact-challenged NFL content out there today. The early leader in the clubhouse comes via the San Francisco 49ers' website, which is touting the launch of the "Jim Harbaugh Collection", a clothing line that carries black fleeces, khaki pants and black caps. NFL.com - Official Site of the National Football League