Lord Glinter is a "millionaire" who wants to show his friends and other people his most recent work of art - a precious statuette, wich disappears at a party he gives in his mansion. But a detective who never misses any detail is one of the Lord's guests. And the Lord has a great surprise! 
Emphasized structures:
- To be (Present tense). 
- Present Simple (affirmative/negative forms). 
- Going to (Future). 
- Prepositions of place. 
- Present Continuous (affirmative form).