Here ya go:
"O Come Let Us Adore Him"
Key Db(same as C#) LH/RH
Ab / Gb-Bb-Db O
Db / F-Ab-Db come
Eb / Eb-Ab-C let
F / F-Ab-Db us
Gb / Gb-Bb-Eb a-
Ab / F-Ab-Db dore
Db / Db-F-Ab Him
Ab / Ab-Db-F O
Db / Ab-Db-F come
Eb / Ab-C-Eb let
F / Ab-Db-F us
Gb / Bb-Db-Eb-Gb a-
Eb / G-Bb-Db-F dore
Ab / Ab-C-Eb Him
Bb / Ab-Bb-D-F O
Eb / Bb-Db-Eb-Gb come
F / Ab-Db-F let
Gb / Gb-Ab-Db-Eb us
G / E-G-Bb-Db a-
Ab / Eb-Ab-C-Eb do-
A / F-A-C-F ore
Bb / F-Bb-Db-F Hi-
Eb / A-Db-Eb-Gb iiimmm
*F / Ab-Db-F (filler) *optional
*Gb / A-Db-Eb-Gb (filler) *optional
Ab / Ab-Db-F Chri-
*Eb / G-Db-F (filler) *optional
Ab / Gb-Ab-Db-Eb ist
Ab / Gb-Ab-C-Eb (slide Db to C) the
Db / F-Ab-Db Lord
D / F-Ab-B-D
Eb / Gb-Ab-Db-Eb
Ab / Gb-Ab-C-Eb (slide Db to C)
(repeat from beginning)
Hope that helps you out.