Giles' mind is well and truly boggled, but at least Willow has had a reality check... and has a Really Good Idea. 
I almost wish she had finished saying that Xander's head would explode. tee hee.
And Buffy opens her mouth and put her foot in it up to the elbow... She's going to have to aplogise for that.

Oops, looks like everyone's a bit stressed out!

Oops,  a sticky wicket already in this timeline.  Spike really needs to simmer down especially knowing the consequences at stake.