my kids haven't been listening to me all day being loud and misbehaving mostly the oldest one and…

my kids haven't been listening to me all day being loud and misbehaving mostly the oldest one and the younger one follows they won't listen to me but once their step dad walks in the door let's see if they continue to not listen and misbehave its not easy juggling a 3yr & 7yr and a newborn that's Brestfeeding I haven't gotten one nap because when I try they wake the baby or I up and won't nap themselves I'm going to go crazy I swear