Marnie Simpson sparks concern with bizarre UFO tweet

Marnie Simpson sparked concern with bizarre tweets about UFOs [Wenn]Marnie Simpson took to Twitter to tell fans she'd seen a "UFO" on the way to the airport."I have seen another UFO today on the way to the airport," Marnie tweeted to her 927k followers."Not even funny anymore I swear they know I can see them."And fans rushed to voice their concern about the reality TV star.Marnie Simpson's UFO tweet [Twitter]"Is everything alright? I mean... are u ok?" one fan ...