Problem with zelda majoras mask?

well im up to a part in the game where i have to help the old hag.... i got the potion from her sister and when i try to give it to her, i drink it, ive tried different way over 30 times. ??? Help... dont tell me its stuffed -.- :(

Replying to #1

You have to talk to her first, then the option to give her the potion will appear.

Replying to #2

but i did... and she said press start and such..?