Mariah Carey is, as usual ... her hard-earned legacy-act phase (she launched a Las Vegas residency, #1 to Infinity, last year), its emblematic moments—the Mimi memes—have not all been flattering.

Carey and Live Nation Las Vegas will donate $1 of every ticket purchased to Mariah Carey: The Celebration of Mimi Live in Las Vegas at Dolby Live at Park MGM to The Fresh Air Fund's Camp Mariah.