Good start!

So far ...


A - After The Ball
B - Babes In The Wood
C - Cushie Butterfield
D - Don't Get Married, Girls
E - ??
F - Flowers Of The Forest
G - ??
H - Henry Martin
I - ??
J - ??
K - ?? ... Greg - Kelly who?
L - ??
M - Master McGrath
N - ??
O - Our Captain Cried All Hands
P - A Parting Glass
Q - ??
R - ??
S - St James Infirmary
T - Three Jolly Rogues of Lynn
U - Underneath Her Apron
V - The Volunteer Organist
W - ??
X - ??
Y - ??
Z - ??

Yes, they're all song titles (though Z is only part of one - I sometimes have to cheat.

Greg - Z's not Zummerzet but youve got the right angle.

:-)