Dunc and Amos on Thin Ice

Best buddies Dunc and Amos are at the winter sports events. A pretty skater needs their help to defect from North Korea, but suddenly Kim Su-Yong doesn't seem to remember asking the boys for their help. In fact, she's downright hostile. Does she have a split personality, or is something fishy going on here? Dunc and Amos are suddenly on...thin ice!