When I was 8 I first played OoT, then about a year later I must have completed it. This was definitely my favourite Zelda game for most of my child life. However, when I hit 15 I played MM for the first time, AND I LOVED IT. I instantly fell in love with MM and left OoT.
Sorry OoT, but MM is...
The Ocarina of Time, just a few months after it was first released.
The frustrating thing was that my parents pre-ordered it for me a couple of days before my N64 broke.
So it was definately annoying, coming home from school and staring at a game that I really badly wanted to play but...