Period on its way.?? Or something wrong with me?!

Okay so for like 3 days now I've had brown thick ish stuff coming out of me, as well as some cramping. I'm on birthcontrol and stopped taking my pills so my period would come but now is it going to come all late or is this like my period?? Ughhh if this isn't the start of my period and it starts like tomorrow I'll have my period for valentine's day :((((( ugh fml lol well have makeup sex ig