When Spirit Airlines went belly up over the weekend, Hunter Peterson came up with an intriguing solution. The voice actor, who once flew Spirit Airlines for 24 hours straight, jumped online and said "We could buy Spirit Airlines." The idea of Americans pledging money and then getting a share of Spirit 2.0 started as a joke and now it’s a real thing. Peterson’s idea is to mirror the way the Green Bay Packers do things. The fans own the team. People took to the idea so fast that it crashed the site LetsbuySpiritair.com. The site isn’t taking pledges right now, but when it gets up and running again, anyone who wants a piece of the airline can pledge. Peterson hopes the people can buy it before private equity does…