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Enjoy a randomly generated fortune:

$ fortune | cowsay

 _________________________________________
/ An attorney was defending his client    \
| against a charge of first-degree        |
| murder. "Your Honor, my client is       |
| accused of stuffing his lover's         |
| mutilated body into a suitcase and      |
| heading for the Mexican border. Just    |
| north of Tijuana a cop spotted her hand |
| sticking out of the suitcase. Now, I    |
| would like to stress that my client is  |
| *___not* a murderer. A sloppy              |
\ packer, maybe..."                       /
 -----------------------------------------
        \   ^__^
         \  (oo)\_______
            (__)\       )\/\
                ||----w |
                ||     ||

Here is the PHP code:

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