A is for Amok Time
B is for Best of Both Worlds, The
C is for Crossover
D is for Doomsday Machine.
E is for Errand of Mercy
F is for For the Cause.
G is for Galileo 7
H is for Half a Life
I is for Inner Light, The
J is for Journey to Babel & Joke, The: an animated episode Eddie really liked.
K is for Killing Game, The
L is for Let That be Your Last Battlefield & Last Outpost, The.
M is for Masks: a true TNG classic.
N is for Nth Degree, The. Reginald Barclay's shining moment.
O is for Offspring, The
P is for Plato's Stepchildren. No The.
Q is for Q-Less, DeLancie's only appearance on DS9.
R is for Remember Me because the whole universe revolves around Doctor Beverly.
S is for Starship Down
T is for The Tholian Web.
U is for Unexpected
V is for Valiant
W is for Way of the Warrior, The
X is for Xindi, The
Y is for You Are Cordially Invited, the Worf-Jadzia wedding episode of DS9.
I suppose I'll just add
Z is for Zero Hour, proof Enterprise is good for something.