I missed 2 of my pills on the thursday and friday an i took my pill on the saturday morning and had sex the saturday night. when i was due on my period i had and unregualr period for about a day, and ive been having all the symptoms for about 3 weeks, but i took a pregnancy test the week after i came on a little but it was negative %-) im so confused and i dont know if i am pregnant or not? please help :-(