Either for the thrill of, or gaining of the things that one is buying.
A slang term for oniomania, or compulsive shopping
2) Shopaholic (novels), a series of books written by Sophie Kinsella
Girl: I'm a shopaholic...
Things to the Extreme:
Camp outside their favorite store to be the first one in the store.
Steal money to buy things they want
Lie, Fight for their desire item
Kill someone if is necessary
And the crazy list continued..