New SN..what should it be???

I want a sn with my name in it. My name is Natasha but people call me natty,tash,and my brother calls me mo. i like the words smile,happy,Holly ( my dogs name). love to dance and the number 4 but these word dont neccesarily need to be in it.I would really like something simple but cute for a 14 year old girl. Please leave a few options. THANKS IN ADVANCE