Ah, okay :3 Really? I always learned it with the 'oh' at the end. Maybe it's interpretational.

How To Do The Musical Note Things:
1) Make sure Num Lock is on.
2) See that number pad on the right hand side of the keyboard? Okay. Hold down the Alt key while typing in 13 for ♪ and 14 for ♫. (Also good for quick ♥-marking is Alt + 3. Go nuts!)