'According to a friend of Isaac, 25, he has been "looking to get out of the relationship for a while.
"It was a bit much for him," the friend tells OK! "There was a lot of drama - it was too much of a whirlwind. It wasn't one thing in particular.
"He likes her. They had a good time together. He was doing his best to help her out - but there is only so much one person can do."
"They are no longer an item," Brandi Lord, Isaac's agent at L.A. Models, tells OK
Star claims, male model Isaac Cohen, 25, dumped Britney Spears by cell phone.
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