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Enjoy a randomly generated fortune:

$ fortune | cowsay

 _________________________________________
/ It's so confusing choosing sides in the \
| heat of the moment,                     |
|                                         |
| just to see if it's real, Oooh, it's so |
| erotic having you tell me how it should |
| feel, But I'm avoiding all the hard     |
| cold facts that I got to face, So ask   |
| me just one question when this magic    |
| night is through, Could it have been    |
| just anyone or did it have to be you?   |
|                                         |
\ -- Billy Joel, "Glass Houses"           /
 -----------------------------------------
        \   ^__^
         \  (oo)\_______
            (__)\       )\/\
                ||----w |
                ||     ||

Here is the PHP code:

$output = shell_exec("/usr/games/fortune | /usr/games/cowsay");
echo $output;