2 periods! !!!????

I had my period last week. The 7-11th an two days ago I started spotting, it was a brownish discharge at first then it started to go a brighter pink. And it was like that for two days. Then today (the 18) i started BLEEDING so bad i needed a tampon. ... this is NOT normal for me at all. Im on the pill.. have been for a while. Im not sure what the poop is goin on!!! 😢