Size matters: The Atom’s taste in women has always been awful - before committing himself to a relationship with the bitchy, schizophrenic, cheating - and oh yeah, murderous, Jean Loring, he had a short (ba-dum-bum-tss!) fling with with Giganta, as seen in another clip from the ridiculous Legends of the Superheroes TV special.
I guess opposites do attract.