Maybe

Song written by Kate Bush. Recorded as a demo, presumably in 1973. Also known as 'Humming'. The song has never been released officially, but part of it was played during a radio interview with Kate present.

Kate about 'Maybe'

I was waiting for the flat note in the middle (Personal Call, BBC Radio 1, 1979)

I'm not on cloud nine on a blue sky
and there a-rocking