Knockin at the door

Hi,
i heard bovore a while this song on the radio, but i can remeber olny the chorus. And hier it`s:

I`m Knockin at the door
I can`t wait for more, I`m knockin, ooo, i`m knockin,
Knockin at the door, i can`t wait for more ...

and it repeats a few times.

Hi post this here:

http://www.allthelyrics.com/forum/identify-it/