What are the names of the girls in pilsner urquell game?

The goal of the game is to catch as many as possible bottles of the beer Pilsner Urquell with a beer crate. At the beginning of the game, the player has to choose one out of three girls. While getting more and more points the chosen girls' strips steps by step and the bottles start to fall faster. After three uncaught bottles, the game is over.