Nah. That still just boils down to two women fighting over a man. Not something I particularly want to see. Even with a redemption storyline for Darla it's just too much angst in one go.Exactly. Also add in the fact that Darla wants Angel to be hers again, and it gives Buffy a valid reason to be concerned over Darla hanging around and Angel not minding rather than it just being the current girlfriend is tetchy about the ex being about.
My top couples - in terms of those I enjoyed watching the most - would be:
3.Spike/Drusilla - though they probably tie with Wesley/Lilah and Wesley/Fred (because everything after A Hole in the World broke me a little)
But if we're talking the most significant, it would have to go: