I have to do this song Thursday for a singalong, so had to work out the lyrics and chords. It's in the format that I use so maybe somebody else can use it too.
DonM

12 Days of Christmas
First:
On the [F] first day of Christmas [C] my true love sent to [F] me...
a [F] part [Bb] ridge [F] in a [C] pear [F] tree.
Second:
On the [F] second day of Christmas [C] my true love gave to [F] me...
[C7] two turtle [F] doves
and a [F] Part [Bb] ridge [F] in a [C] pear [F] tree.
Third:
On the [F] third day of Christmas [C] my true love gave to [F] me...
[C7] three French hens, Two turtle doves,...
and a [F] Part [Bb] ridge [F] in a [C] pear [F] tree.
Fourth:
On the [F] fourth day of Christmas [C] my true love gave to [F] me...
[C7] four calling birds, [C7] three French hens, two turtle doves,...
and a [F] Part [Bb] ridge [F] in a [C] pear [F] tree.
Fifth:
On the [F] fifth day of Christmas [C] my true love gave to [F] me.../
[F] Five [G7] golden [C7] rings.
[C7] four calling birds, three French hens, two turtle doves,
and a [F] Part [Bb] ridge [F] in a [C] pear [F] tree.
Sixth:
On the [F] sixth day of Christmas [C] my true love gave to [F] me...
[C7] Six geese a laying.../
[F] Five [G7] golden [C7] rings.
[C7] four calling birds, [C7] three French hens, two turtle doves,
and a [F] Part [Bb] ridge [F] in a [C] pear [F] tree.
Seventh:
On the [F] seventh day of Christmas [C] my true love gave to [F] me...
[C7] Seven swans a swimming, Six geese a laying/
[F] Five [G7] golden [C7] rings.
[C7] four calling birds, three French hens, two turtle doves,
and a [F] Part [Bb] ridge [F] in a [C] pear [F] tree.
Eighth:
On the [F] eighth day of Christmas [C] my true love gave to [F] me...
[C7] Eight maids a milking , seven swans a swimming, six geese a laying/
[F] Five [G7] golden [C7] rings.
[C7] four calling birds, three French hens, two turtle doves,
and a [F] Part [Bb] ridge [F] in a [C] pear [F] tree.
Ninth:
On the [F] ninth day of Christmas [C] my true love gave to [F] me...
[C7] Nine ladies dancing, eight maids a milking,
seven swans a swimming, [C7] six geese a laying/
[F] Five [G7] golden [C7] rings.
[C7] four calling birds, [C7] three French hens, two turtle doves,
and a [F] Part [Bb] ridge [F] in a [C] pear [F] tree.
Tenth:
On the [F] tenth day of Christmas [C] my true love gave to [F] me...
[C7] Ten lords a leaping, nine ladies dancing, eight maids a milking
Seven swans a swimming, Six geese a laying/
[F] Five [G7] golden [C7] rings.
[C7] four calling birds, three French hens, two turtle doves,
and a [F] Part [Bb] ridge [F] in a [C] pear [F] tree.
Eleventh:
On the [F] eleventh day of Christmas [C] my true love gave to [F] me...
[C7] eleven pipers piping, ten lords a leaping, Nine ladies dancing,
Eight maids a milking, Seven swans a swimming, six geese a laying/
[F] Five [G7] golden [C7] rings.
[C7] four calling birds, three French hens, two turtle doves,
and a [F] Part [Bb] ridge [F] in a [C] pear [F] tree.
Twelfth:
On the [F] twelfth day of Christmas [C] my true love gave to [F] me...
[C7] Twelve drummers drumming, eleven pipers piping,
ten lords a leaping, nine ladies dancing,
eight maids a milking, seven swans a swimming, six geese a laying/
[F] Five [G7] golden [C7] rings.
[C7] four calling birds, [C7] three French hens, two turtle doves,
and a [F] Part [Bb] ridge [F] in a [C] pear [F] tree.