Stressed out and pregnancy

So my first i had alot going on had him 3 weeks early also turned out colic, my 2nd i was calmed a better partner day late and she was a calm baby. My 3rd i feel i am stressed out all the time unhappy im a sensitive sally over everything. Im angry alot of the time. Almost like my 1st just not as bad. Wondering if samething will happen baby comes early and be colic. Anyone eles have a stressed ok ut pregnancy or feeling way i am and baby came out happy and wasnt early what are ur stories??