Twilight forgot to account for Spike's biological needs when making him a partner. Twilight forgot to account for rogue Equestrian magic when fixing that mistake. Spike ended up enjoying the consequences of the latter, and Twilight too eventually.
"How could you not have known!?" Spike barked. "You built me a partner and you forgot to outfit her for sex! That's like the one thing a dog like me needs a bitch for!"
"Spike! Language!" hissed Twilight.
Well a bitch is also the name for a female dog so his language is still acceptable. At least that's what I assume Twilight is chastising him for.
"How could you not have known!?" Spike barked. "You built me a partner and you forgot to outfit her for sex! That's like the one thing a dog like me needs a bitch for!"
Well a bitch is also the name for a female dog so his language is still acceptable. At least that's what I assume Twilight is chastising him for.
A bitch is a proper term for a female dog.