For my tennis acrostic,

A) Postman always rings twice.
B) Andy Murray
C) Twelfth
D) Caroline Wozniacki
E) Ash
F) Roger Federer
G) ducts
H) itch
I) Garbine Muguruza
J) avoids
K) nosh
L) nights
M) OSS
N) touch tooth
O) Hearing of her beauty and her wit
P) It shoots
Q) notch
R) gumshoes
S) Parker Pyne Investigates
T) executes
U) Roth
V) Serena Williams
W) gosh
X) nth
Y) Ag
Z) Little Nemo in Slumberland.

First letters read: Pat Cardigan, Nothing Personal.

These puzzles are not all that difficult to make up, except for the last bit, where you have a few stray letters needing to be made into a word. Which I have difficulty with sometimes! And on this occasion Gosh had to be moved left!! Sob.