cramps?

Dani • Pregnant with fraternal twins!👶🏼👶🏼🤞🏼🌈☔️3 losses now👼🏼👼🏼👼🏼1 precious Daughter👸🏼
Hi ladies, I've literally just got my bfp yesterday/today, my af would be due tomorrow (praying it doesn't come!) and I'm having mild cramps! I've already got a daughter so you would think I would remember, but did anyone else get cramps so early and everything be ok? 
Tia x