"Break a glow stick and put in clear nail polish." DO NOT DO THIS HOLY CRAP! There are some toxic chemicals in glow sticks that have not been tested on nails. They make glow in the dark polish that is safe, just buy some.
Ombre Nails are very eye-catching because of its color combination. From soft pastel Ombre Fade for the day to day, or Glitter Ombre Nail Arts for special occasions like weddings, baptismal, etc. And of course you can do Bold with a Rainbow Ombre effects