Vesuvius

Summary

Robin and Lily have a fight on the morning of the wedding; Barney can't decide what suit to wear; the gang watches a movie that Ted didn't want them to see.

Guest stars

• Lucy Hale as Katie Scherbatsky
• Tracey Ullman as Genevieve Scherbatsky
• Chris Kattan as Jed Mosely
• Roger Bart as Curtis
• Jon Heder as Narshall