Article continues below advertisementMariah Carey isn't obsessed with pop culture like the rest of us.During a recent appearance on BBC 2's The Scott Mills Breakfast Show, it was revealed that the singer had no inkling about the widely criticized Blue Origin space trip that Katy Perry, Gayle King and more embarked on in April.Article continues below advertisementMariah Carey Wasn't Aware of Katy Perry's Space TripSource: megaMariah Carey didn't know Katy Perry went to space in April.