aliens

And Colin Douthwaite did this with it:

              .-""""-.
             /        \
            /_        _\
           // \      / \\
           |\__\    /__/|
            \    ||    /
             \        /
              \  __  /  \  /          ________________________________
               '.__.'    \/          /                                 \
                |  |     /\         |    This is my Fourth Encounter   |
                |  |    O  O        |          of the Third Kind !     |
                ----    //         O \_________________________________/
               (    )  //        O
              (\\     //       o
             (  \\    )      o
             (   \\   )   /\
   ___[\______/^^^^^^^\__/) o-)__
  |\__[=======______//________)__\
  \|_______________//____________|
      |||      || //||     |||
      |||      || @.||     |||
       ||      \/  .\/      ||
                  . .
                 '.'.`