By Alexis Tereszcuk - Breaking Celebrity News Senior Reporter

Jennifer Aniston and her boyfriend Justin Theroux are hot and heavy, but the ultimate Millionaire Matchmaker has a warning for America’s favorite friend: Watch out, because “something’s not right there.”

Patti Stanger spoke exclusively to Breaking Celebrity News about Jen’s new relationship and while she says Theroux seems good for Jen, she thinks they might need to put the brakes on their relationship.

“I kind of like him, but here’s my problem -- he was with the last girl for 15 or 16 years and one day in walks the girl of his dreams and he says bye, see ya, wouldn’t want to be ya! There’s a karmic payback for that.

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“He’s handsome and he likes her and she likes him, they’ve got good body language, so it’s a matter of what really went down that he jumped ship from this girl he lived with for 16 years, something’s not right there.”