Here are a few more. If you get your belly all wet while washing dishes you will marry a drunk,
Whatever you do on the first day of the year is what you will end up doing the rest of the year.
How about this one, If your left hand itches you are going to get money and if the right itches you will shake hands with a stranger.
I could go on and on with these things but I think my favorite is the one where you are making ugly faces at someone and your mom says to yo"your face is going to freeze like that one of these times"