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The Tragic Kingdom has officially re-opened.

From May 6 through June 13 Gwen Stefani and No Doubt will stage their groundbreaking 18-concert Las Vegas Sphere residency where they will become the first act fronted by a woman to headline the venue.

If you’d like to be there, last-minute tickets are available for all upcoming gigs.

After doing a bit of digging, our team found the cheapest tickets for any one No Doubt Sphere show was $124 including fees on SeatGeek.

Other shows have tickets starting anywhere from $129 to $218 including fees .

“I want people to come and make it feel, like, really nostalgic,” Stefani told Jimmy Fallon on “The Tonight Show” in December. “Like they’re back in time. Like, ‘remember this?…