Why do some people make their smilies look like this - :)))

i totally agree, but i have some really funny smileys.....
~~:-[    hot message
[8<]    Ghost
\../    Glass half full
^^^    Giggles
:-T    Keeping a straight face
:-P~    Smoker
:-9    Licking lips
~~~\x-[ Miffed
>:->    Naughty
@>---    Rose
12x@>-->---    A dozen Roses
=:0    Scared
if 你 want any 更多 just ask, I have tons!