Morning sickness ???

All the sudden at 5 weeks my little Bean is like let's see how much nausea I can give momma before she barfs. . Today is our 7 yr Olds B-day party an I'm sick..... I have to push through . We got pull our crap together lol ha ha. Any way point is anyone else all the sudden morning sickness just kick in to over drove at 5 weeks ???