Pregnancy HELP ME IMMEDIATELY PLS

PLEASE HELP ME IM ONLY 16 Y.O

So, my length of circle is not regular. Sometimes it is 26 days, sometimes 28-29, it depends on my physical activity, emotions, stress and etc. Program Flo move the date from 30 August on the next day. Yesterday it move the date on the 2 September. Clue move on tomorrow (3 September). eve text me that I’m late on 3 days. I DONT KNOW WHAT SHOULD I DO IM PREGNANT. I’m a virgin, but I made a blow job, he cum. Than I correct my panties. I’m very scared. Help me