MARIAH POURS $5M ON WEDDING TO DROWN OUT SIBS!

DIVA Mariah Carey plans to drop $5 million on a fairy-tale wedding with boy toy Bryan Tanaka — but the bridal brouhaha is actually a smokescreen to deflect attention from her bitter siblings’ lawsuits, sources dished.

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The 51-year-old “Dreamlover” songbird is determined to outdo her “I do’s” with record executive Tommy Mottola in 1993 and comedian Nick Cannon in 2008, spies snitched.

“She’s planning a wedding that would put royalty to shame,” spilled an insider.