Quick Look: Mariah Carey At Gibson Ampitheatre, Los Angeles admin February 24, 2010 0 Hollywood Icon Magazine was at Gibson Ampitheatre in Universal City last night, covering the Mariah Carey show. Here’s a sneak peak at the show… review coming tomorrow. Mariah Carey Performs At Gibson Ampitheatre In Los Angeles. Photo: JB Brookman ButterflyConcert PhotographyConcert ReviewGibson AmpitheatreHeroHollywood Icon MagazineLos AngelesMMariahMariah CareyUniversal CityUniversal Citywalk