Nail polish collections are inspired by famous movies, tv shows, books, or artist. Some of the latest collections have been inspired by Nicki Minaj, Hunger Games, Muppets, the Oscars, Justin Bieber, The Amazing Spider Man, Shrek, Serena Williams, Pirates of the Caribbean, Twilight, James Bond, Footloose, the Kardashians Burlesque, Katy Perry, Dark Shadows, Glee, and Alice in Wonderland.
All of these collections come from pop culture icons and hits. Artists like Nicki Minaj, Justin Bieber, and Katy Perry have a huge fan following and distinct characteristics that make it easy to have different polish colors. Movies like Hunger Games, Twilight, Pirates of the Caribbean, and many more also have huge fan bases and are normally a part of a series. The names of the colors have to with song titles, characters, major themes, or characteristics.
The Amazing Spider-Man Collection with colors like: “Your Web or Mine”, “Into the Night”, and “My Boyfriend Scales Walls”
The Katy Perry line with colors like : “Last Friday Night”, “Teenage Dream”, and “The One That Got Away”
You can create your own nail polish line. Here is a website that tells you how: http://www.nailsmag.com/article/40364/your-name-here-private-labeling
mollyjohansen 
i LOVE the Kardashian collection!! I think i need to make my own fingernail polish collection because i love it so much! Im glad somebody else likes fingernail polish as much as i do!
This was great! I love finding new colors…especially ones by my favorite celebrities! I am in love with the Hunger Games and had no idea they had a polish line! I will definitely be looking into those colors!!!