You are the Mars bar in
the lion's cage.
The speck in the ionosphere,
and the bright bubble
that went down the drain.
You once were the soap
with the unique fragrance,
but I was dumb.
I salivated all over you,
got you most thoroughly wet
and you slipped
through my fingers.

Herbert Nehrlich

http://www.poemhunter.com/poem/you-comin-back/