Clark and Chloe, dressed like a bride and groom?!? In an acronym: WTH?!?

That's the exact reaction these two have when they awaken on "Fortune," fresh off a spiked bottle of champagne. The culprit is Zatanna and the result, as seen in this clip, is a retracing of steps for the pair that doesn't yield a single memory.

Settle in, watch the sneak peek now and return to TV Fanatic soon after the episode airs for a detailed rundown of events:

Matt Richenthal is the Editor in Chief of TV Fanatic. Follow him on Twitter and on Google+.