The baby being Luthor's is probably a good thing in this situation -- it means it isn't affected by Kryptonite.

It was nice to see Lois and Clark making up and being in love again. In spite of the serious things in this chapter, it was also good and WAFFy.

"Oh, you can’t help that," said the Cat: "we’re all mad here. I’m mad. You’re mad."
"How do you know I’m mad?" said Alice.
"You must be," said the Cat, "or you wouldn’t have come here.”

- Lewis Carroll, Alice in Wonderland