I go pretty quick, but usually I sneak off while the kids are playing and they don't notice me leave (or come back). Or else I'll tell DS1 to play with DS2 for a few mins. If DS2 is not occupied he has a habit of yelling to find me & crawling into the bathroom full speed and trying to climb up my leg ^o)
If I'm home with her I will take her into the bathroom with me and sit her on the floor. But I have a super attached baby that will scream as soon as I try to leave the room.
I usually turn on Nick Jr or something for Dylan and I make sure Lyla is happily playing with something. I do get my fair share of door pounding and/or fingers under the door, which doesn't help my spinchter at all.
I either leave her playing or bring her in to the bathroom if she screams when I try to leave. She's immobile and just tries to play with her baby bathtub for the minute we're in there.
I just leave him but lately he has been needier and doing the where's mama game where he hunts me down and has to see me at all times. So, I try to sneak in and out quickly. If he doesn't see me go in then he doesn't even think twice about it but if he catches me he loses his mind
I usually have to go when he's sleeping because I've never been able to go quick. If he's awake, he has to sit and play on the floor outside of the door where he can see me or else he freaks if I leave to go anywhere without him.
If its a quick one, same as Trudy and bebe. If I'm not feeling well, I'll stick her in her exersaucer. She'll go to town in that thing for at least 15min