歌词：Soundtrack Artists. Doin' It.

I'm doin' it (I'm doin' it)
I'm really doin' it (really doin' it)
I'm really doin' it (really doin' it)
really doin' it (really doin' it)

doin' it,
doin' it,
doin' it,
doin' it,
doin' it,
doin' it,
doin' it,
doin' it,
doin' it,
I'm doin' it (I'm doin' it)
I'm really doin' it

doin' it,
doin' it,
doin' it,
doin' it,
doin' it,

doin' it,
doin' it,
doin' it,
doin' it,

I'm doin' it (I'm doin' it)
I'm really doin' it

doin' it,
doin' it,
doin' it,
doin' it,
doin' it,
doin' it,
doin' it,
doin' it,
doin' it.