Check out this clip from the Smallville episode "Abandoned." In the two-minute video, Lois remembers her mother as Clark picks up a memorable item from her past.
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Smallville explores the pasts of Lois and Tess on this episode. As you can see in the preview, Teri Hatcher actually shows up as Ella Lane.
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Smallville Season 10 Episode 8 Quotes

The thing about being a parent, it doesn't end. Not with age, not with death. I will always be your mother, Lois. And I will always love you.

Lois' Mother

This might come as a surprise to you Clark, but I've never really identified with any saints.

Tess