Dropping ice cream on the ground is usually seen as a misfortune, but on New Year's in Switzerland, it's considered to be lucky! Some Swiss intentionally drop ice cream on the ground as a tradition that's said to bring wealth, peace and abundance!
Grapes are apparently the fruit of happiness in Spain; it's a Spanish tradition to eat twelve grapes on New Year's by midnight. Each grape signifies a month of the new year. The sweet ones represent the good months, while the sour grapes represent the not so great ones.