Basil is not altogether keen on a loud and demanding American guest who demands a higher class of service — and food — than Fawlty Towers is accustomed to providing. Basil soon learns that the American guest will not tolerate any shenanigans.

Basil invites some friends for a surprise wedding anniversary party, but Sybil assumes he has forgotten their anniversary and storms off, leaving her husband and Polly, in disguise, desperately telling the others she is 'ill', while Manuel and Terry constantly quarrel over who will make the seafood paella which Basil had permitted Manuel to cook for the occasion.