I Can't Remember When My Last Period Was, So I

I can't remember when my last period was, So I had my bf buy Me a pregnancy test, I tested on the 4th it was neg, Thought I would wait a couple weeks and if it didn't start I would test again, On Friday I wiped and there was a redish/Orange discharge on the toilet paper, Didn't happen aging till this morning, Could I be pregnant or I'd my period just taking forever