What a Wonderful Time We'll Have When the Boys Come Home" is a World War I era song released in 1917.

Lyrics and music were written by Mary Earl.

[3][4] The sheet music cover was designed by artist Albert Wilfred Barbelle.

"[5] The song calls for a celebration when the soldiers return home from war.

The chorus is as follows:[2] The sheet music can be found at Pritzker Military Museum & Library.