First class economy airticket

First class economy airticket, or first class economy air ticket? Does anyone know what it is? Do celebrities get to buy these tickets? Like fly first class because you're a celeb but only pay economy? (coach for our US readers) Alright, we grant you it's not celebrity gossip but we've been asked the question so thought we'd share it. First class economy airticket.....worth sleeping on.....could be an untapped market there Stelios. Over to you!