We might have a cat fight brewing in Sin City here! There's a new report that suggests Jennifer Lopez is super jealous over Britney Spears' megabucks deal as she wants to be the reigning pop queen of Las Vegas.

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According to Naughty Gossip, Lopez is none too happy over the fact that Spears has extended her residency for another two years at the Planet Hollywood Resort. The "Piece of Me" singer is reportedly making an additional $5 million in her contract, as she will be getting $35 million for the next two years. Sources say that the new deal along with merchandising can make her the most successful pop star to perform on the Strip.

Lopez, meanwhile, is getting an estimated $29,670,000 for her two-year run. Her residency kicks off in January of 2016.

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A source told the site, "Jennifer is fuming about Britney's way better deal. She's super pissed at the fact that Britney is making more than her .... Much more!"

To make things worse, insiders also say that Spears and Lopez will be sharing the same Planet Hollywood venue, with Spears given the upper hand to pick out her concert dates while giving Lopez to choose from whatever is left.

So far, Lopez herself has not made any comments about the report.

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