(I think these chords are correct; I don't have the guitar in front of 
me, and I'm having to go by memory.)

[G]            [G]
Silent Night / Holy Night;
[D]           [D]    [G]
All is calm / All is bright,
[C]                 [G]
'Round yon virgin / mother and child.
[C]              [G]
Holy infant so / tender and mild,
[D]      [G]      [D][E]
Sleep in heavenly peace.
[D]      [G]      [C][D]
Sleep in heavenly peace.