Tracy Coliendo and Pete Pasetsky struggled for years to get pregnant.
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Tracy got pregnant after her fourth round of IVF.
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But they decided to impregnate a surrogate, too, in order to maximize their chances of having kids.
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Their surrogate delivered twin girls 5 months after Tracy delivered a healthy daughter.
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Only a couple months after that, Tracy discovered she was pregnant again, this time with a boy.
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The couple now have four kids under two. Tracy also has a 12-year old son from a previous relationship.
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