Did you enjoy the wild ride of this week's Once Upon a Time episode? If so, you better strap in for next Sunday's "Hat Trick."

The ABC hit will take viewers to Wonderland on the upcoming episode, as Sebastian Stan guest stars as a man who kidnaps Emma... and who has an affinity for hats, while teetering on the brink of madness. Sound like any famous, fictional character you know?

Look for the Evil Queen to also plot to steal an item from the Queen of Hearts on this special installment, the official preview for which you can watch here:

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