(Sorry to have neglected the last thirteen).

             \         \         \         \
             /\        /\        /\        /\
            / /    \  / /    \  / /    \  / /    \
            \/     /\ \/     /\ \/     /\ \/     /\
             \    / /  \ \  / /  \ \  / /  \ \  / /    \
             {}   \/   {}/\ \/   {}/\ \/   {}/\ \/     /\
             {}    \   {/ /  \ \ {/ /  \ \ {/ /  \ \  / /
             {}    {}  {\/   {}/\{\/   {}/\{\/   {}/\ \/
             {}    {}  {}\   {/ /{}\   {/ /{}\   {/ /  \
     +_------{}+_--{}--{}{}--{\/-{}{}--{\/-{}{}  {\/   {}
     | `-_   {}  `-{}  {}{}`-{}\ {}{}`-{}\ {}{}`-{}\   {}
     |S   `+_------{}+_--{}--{}{}--{}--{}{}--{}--{}{}  {}
     |     | `-_   {}  `-{}  {}{}`-{}  {}{}`-{}  {}{}`-{}
     |  S  |A   `+_------{}+_--{}--{}+_--{}--{}+_--{}--{}+_
     |     |    A|M`-_   {}  `-{}  {}  `-{}  {}  `-{}  {}  `-_
     +_   S|     |  M `+_------{}+_------{}+_------{}+_-------`+_
     |L`-_ |A    |M   M|*`-_   {}  `-_   {}  `-_   {}  `-_       `-_
     |  L `+_   A|  M  |* * `+--------`+--------`+--------`+--------`+
     |L   L|O`-_ |M   M|* * *|         |         |         |         |
     |     |O O `+_ M  |*   *|         |         |         |         |
     |L   L|O O O| `-_M|* * *|  Happy  |  Birth  |   day   |   to    |
     +_ L  |O O O|    `+_ * *|         |         |         |         |
     | `-_L|O O O|   Y | `-_*|         |         |         |         |
     |H   `+_ O O|     |D   `+---------+---------+---------+---------+
     |  H  | `-_O| Y   |    D|         |         |         |         |
     |H   H|    `+_    |  D  |         |         |         |         |
     |  H  |     |R`-_ |D    |  Cube   | Lovers  |    @    |   MIT   |
     +_   H|  E  |R   `+_   D|         |         |         |         |
     |W`-_ |     |R R R|E`-_ |         |         |         |         |
     |W   `+_    |R   R|E   `+---------+---------+---------+---------+
     |W W W|A`-_ |R R R|  E E|         |         |         |         |
     |W W W|A   `+_   R|E E E|         |         |         |         |
     |W W W|  A A| `-_R|E E  |   15    |  Years  |  1659   | Messages|
     +_   W|A   A|S   `+_   E|         |         |         |         |
       `-_W|A A  |  S  | `-_E|         |         |         |         |
          `+_   A|S S S|    `+---------+---------+---------+---------+
             `-_A|  S  |     |         |         |         |         |
                `+_   S|     |         |         |         |         |
                   `-_ |     |  Many   |  Happy  |Restores |         |
                      `+_    |         |         |         |         |
                         `-_ |         |         |         |         |
                            `+---------+---------+---------+---------+
--Dan