The Hunger Games
Katniss wears two pajamas in the movie, one a button-down shirt that was probably her fathers in the opening scene. The next was a short dress and cardigan she wore in the capital the night before the Games.
The outfit Katniss wears to hunt (illegally) in her District the morning of The Reaping
This outfit was her mother's
The simple hospital gown Katniss wears when being made over by her prep team
The black leotard made by Cinna for the Tribute Parade
-(Girl On Fire) Interview Dress
Red silk dress worn for her interview with Caesar Flickerman
Research Doc with Costume Designer and Make-Up artist quotes and my costume analysis
During down time in the penthouse during her time at the Capitol, Katniss wears a couple of comfortable outfits, one of which was cut from the movie.
Worn for all training, including being brought before the Gamemakers for judging
Worn for the duration of the Hunger Games (and possibly, life)
The "innocent" outfit Cinna made for Katniss and Peeta's Victor Interview
The paper eyelashes used from the movie can be found at paperself.com. They used one of the peacock eyelashes, and Ve Neill painted flashes of turquoise through the feathers. They can also be found at Sephora, but for a limited time.
Worn on the train ride home from the Capitol