she just had to have her hymen cut away.. or opened a little more...... as it was apparently thicker than usual... and his apparent "enormous penis" wasnt up to the job on its own..
.... you know.. theres this thing called google... and you can use it to search things.... its very helpfull...
You can see de Niro's penis in the movie 1900. He must be a grower, because it looked small in the movie.