and explain (or not, letting the discussion open) how the symbols are meaningful and help illustrating the matter.
I'll start with:
Se7en with its sideway "v" implying the seven sins.
and
Nymph()maniac with the iconic "()"
or
AC/DC with the slash reminescent of the lightening bolt charging this rock group.
and more obvious titles such as
The Hei$t blalantly $tating their goal.