Potty training

Well today was a good day and it came out of the blue it started off me thinking I'm never going to get my son to use the potty and then BAM!! he just went into the bathroom and went poo poo he has NEVER went poo poo in the potty before he would go pee just fine but never POO POO.. i was so happy about it! he just went in the bath room shut the door and did his stuff came out like nothing happen like he has been doing this his whole life he didn't even tell me he did it.. i was speechless hell i still am kinda i just didn't see that coming I'm one happy momma today! i just hope it stays good and he don't go back to using his pull up..