Mariah Carey opened The Celebration of Mimi Live in Las Vegas at Dolby Live inside Park MGM on April 12, 2024. Contemporaneous reporting places Carey onstage at the exact venue and resort, while MGM Resorts later confirmed that the engagement had launched in April and identified Dolby Live as Park MGM's entertainment destination.
Celebrity Hotels records this as a verified event relationship with evidence grade A. The evidence proves that Carey performed at a venue within Park MGM. It does not prove that she reserved a room, slept at the resort or used Park MGM as her accommodation.
The short answer
Rolling Stone Canada reported on April 13 that Carey had kicked off the residency at Dolby Live at Park MGM on April 12. The Las Vegas Review-Journal published a completed-show account two days later, describing the Friday and Saturday performances at the Park MGM theater and identifying the venue as Dolby Live at Park MGM. Its professional image captions also identify Carey performing at the grand opening of the engagement on April 12.
ABC independently documented a later April performance at the same venue. MGM Resorts' July 22 release then said the Park MGM engagement had launched that April and named Carey among the artists appearing at Dolby Live inside the resort.
Why this is an event—not a stay
A residency connects an artist to a performance venue. Park MGM is a hotel resort, but working at its theater does not establish that the performer occupied a guest room there. A concert can be verified even when the artist's accommodation remains unknown.
None of the reviewed sources publishes a Park MGM reservation, room, folio, check-in, checkout or overnight statement for Carey. The supported relationship is therefore event. It must not be converted into a stay because the venue and hotel share the Park MGM property or because the engagement included multiple dates.
Exact property and venue identity
MGM Resorts' first-party release identifies Dolby Live as the 5,200-seat entertainment destination within Park MGM. The same release names Mariah Carey and her exclusive engagement at Dolby Live at Park MGM. That matches the existing Celebrity Hotels Park MGM entity in Las Vegas and its exact Booking.com property target.
Dolby Live is the current name of the theater previously known as Park Theater. This 2024 evidence consistently uses the Dolby Live name, so no historical venue-name conversion is needed. Park MGM is also distinct from MGM Grand, the nearby NoMad accommodations within the same resort complex, Caesars Palace and every other Las Vegas venue where Carey has performed. Evidence for one venue cannot be transferred to a sister property or another hotel.
What happened on April 12, 2024?
Rolling Stone Canada's backstage account says Carey kicked off the residency at Dolby Live at Park MGM on April 12. The Review-Journal's report describes the completed opening-weekend show, including Carey's performance of “Emotions,” and lists Dolby Live at Park MGM as the location. Its captioned professional images name the exact opening date, performer, engagement and property.
Those details establish a completed performance rather than a proposed booking or future announcement. ABC's April 22 report provides additional independent evidence from the same run: it says Carey performed at Dolby Live at Park MGM and documents Tyra Banks and Heidi Klum joining her onstage during a later show.
MGM Resorts' subsequent release confirms the operator's side of the relationship. It states that the engagement had launched in April, that Carey was returning to Dolby Live at Park MGM in July, and that the resort's entertainment venue hosted her special engagement.
What the evidence establishes
The evidence establishes that Mariah Carey was physically present at Dolby Live within Park MGM and performed the opening show of The Celebration of Mimi there on April 12, 2024. It also establishes the venue-property connection through Park MGM's operator.
The Review-Journal's dated completed-show report and recognizable professional performance images provide direct visual and journalistic support. Rolling Stone Canada's interview-based feature and ABC's later coverage independently corroborate the completed residency performances at the exact venue.
What remains uncertain
The reviewed sources do not establish where Carey slept before or after the performance. They do not identify a room or suite, reservation holder, payer, rate, check-in, checkout, meal, casino activity or private hotel use at Park MGM.
This report also does not assume that every announced date occurred. It verifies the completed April 12 opening and uses the later documented April performance only as corroboration of the same exact artist, venue and property relationship. Any accommodation claim would require separate direct evidence.
Why this receives grade A
Evidence grade A requires a direct, first-party basis. MGM Resorts, the resort operator, explicitly connects Mariah Carey, her engagement and Dolby Live to Park MGM and says the run had already launched. Independent contemporaneous sources document the completed opening performance and publish recognizable professional visual evidence tied to the exact date and venue.
The grade applies only to the event relationship. It does not upgrade a performance into an overnight stay.
Evidence verdict
Verified: Mariah Carey performed the opening show of The Celebration of Mimi Live in Las Vegas at Dolby Live inside Park MGM on April 12, 2024.
Relationship type: Event.
Direct evidence: MGM Resorts' first-party property and engagement confirmation, plus contemporaneous completed-performance reporting and recognizable professional imagery.
Not verified: A Park MGM room, overnight stay, reservation, check-in, checkout, rate, payer, dining, casino use or current hotel preference.
No MGM, publisher or social-media image has been copied into this report. The source links remain available for readers to inspect the original evidence.