Why is sticky brown goo coming out of my vagina?!

pretty sure that's your period.
well, with me my first periods were brown until maybe the 3rd or 4th time (month) I got it then it went bloody. sorry if that's TMI hahah. but yeahh, you should go out and buy some pads! and be prepared around this time next month just in case. but if it really is your period it may be very irregular at first...

Spotting is common before and after a period. Spotting is why mini pads exists. If you have doubts talk it out with your gynecologist.

If you don't believe me here: http://www.justmommies.com/articles/ovul…

This usually happens before you start your period.
Its just the lining that wasn't shed from your last period.

i get that when i ovulate sometimes. its old blood. not to worry.

This cud be the start of ur period

Are you sure 'twas from your vagina?

your period will come soon. the day or 2 before my period starts i get this