Multi tasker mum.....need vitamin B

WIth 2 kids 1 baby onhand....plus housework, cooking,cleaning, driver job fetching from school twice a day...1pm n 3pm,ballet class,marketing really make me TIRED. With no relatives or friends ...by hook or crook i have to everything by own. Sometime when bb fussy i will be more tired. I feel very guilty when my sweeties ask for bedtime story.....i really wish to but my body can't wake up. I REALLY SAD WHEN see MY SWEETIES FACE DISSAPOINTED n said "it's okmama,we know tht u are tired." I also make my blog time during breakfast n using my bb nap time to cook, teach my girls homework then i can't do housework ...like cleaning,ironing, fold clothes etc....pray for energy,patient, health. Sorry Brenda n Amanda.....mama will try to arrarrange equally my time. I really love 3 of them but more time hv to be given to bb Ryan.....how?????