BFP , AF 2 days late

So my period was suppose to come 11/12 & it didn't. I took a test Saturday and it was negative so then I'm like "ok ima wait a day and see if it comes" well Sunday rolls around and still nothing....hmmmm then Monday and still nothing....so I took a test yesterday after work and it said .....PREGNANT!!!! I screamed!! Lol me and my SO went and bought 4 other tests and they were all positive too!!! Yayyyyyy!!! Baby dust too all, this month!