Alex WolensThis morning, Arlington's Krystal Lenee took her eighth shot at American Idol.The parking lots in front of the Cowboys Stadium were full up by 6 this morning, as people flocked towards the stadium, registrations in hand to try out for the next season of American Idol.Some were dressed in flamboyant, eye-opening ensembles; others, in nightclub and house-party attire. Idol camera crews paced up and down the lines, rousing the crowd for good footage. But that was pretty much the extent o