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Enjoy a randomly generated fortune:

$ fortune | cowsay

 ________________________________________
/ Actor Real Name                        \
|                                        |
| Boris Karloff William Henry Pratt Cary |
| Grant Archibald Leach Edward G.        |
| Robinson Emmanual Goldenburg Gene      |
| Wilder Gerald Silberman John Wayne     |
| Marion Morrison Kirk Douglas Issur     |
| Danielovitch Richard Burton Richard    |
| Jenkins Jr. Roy Rogers Leonard Slye    |
\ Woody Allen Allen Stewart Konigsberg   /
 ----------------------------------------
        \   ^__^
         \  (oo)\_______
            (__)\       )\/\
                ||----w |
                ||     ||

Here is the PHP code:

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