super mario 64 ds

[espaniacat]

Hi there. Please can sum1 help me in telling me how to get the key to the room up the stairs on ground level en the Super Mario64 ds?
This is driving me mad. I must be thick!!!

Cheers.X:bashhead:

[FalconZero]

You need to beat Bowser in the Fire Sea to get that key. That's the second Bowser fight, by the way.