It looks like the second engagement of Bristol Palin and Levi Johnston is off, but that the rumor of him knocking up his ex-girlfriend is not the reason.

His flirting with another ex-girlfriend is!

Bristol, 19, called off engagement #2 to Levi, 20, last week following a huge fight over one of his ex-girlfriends – and we don’t mean Lanesia Garcia.

Garcia was outed as Levi’s possible second baby mama this week, but new reports say that the Playgirl model is not the father of her unborn child.

Luckily for our boy, he wasn’t the one among the “three potential fathers” to have impregnated

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