Mitt Romney has been many things: A governor, a Presidential hopeful, a Cylon (alleged). Now he can add “that irritable guy on the airplane” to his resume. TMZ is reporting that former Presidential candidate found himself in a heated argument with Grammy Nominee Sky Blu of the group LMFAO while on an airplane: According to a video confessional from LMFAO’s Sky Blu, it all started when he leaned his seat back while the plane...