I think the song actually uses B instead of Fm, but I use Fm because it's easier 
to switch too, and it still sounds fine. 
Feel free to use B if you like though.

(lyrics may not be 100% accurate, sorry for any mistakes)


D (repeat)

D      Fm      D       G
Hello Monday, Goodbye bread.

D        Fm       D       G     F A D
Bedtime someday, wash my head.

    G             A     D       C    G            F   A    D
So who plays the games, we all play.   Won't you play me today.

 G              A       D          C    G              F A D
Who sings the songs, they're all gone;     Won't you sing along.

D       Fm      D      G      D   Fm        D        G   F A D
Hello friend, goodbye blue. Hello me and goodbye to you; hell-o

    G              A    D       C     G             F   A   D
So who plays the games, we all play,     won't you play me today; 

     G              A      D          C     G             F A D
and who sings the songs, they're all gone,     won't ya sing along. 

D       Fm      D       G
Hello Monday, Goodbye Bread.


(if you think something should be fixed, email me: reyes.ethan1@gmail.com)