The White Elephant (Video - BBC World Service)
I am always a big fan of the BBC. Over the years, I have learned so much from its various forms of resource. Its coverage is just phenomenal. Let me recommend this fun video to you.
The words and expressions chosen are very colloquial. You may want to note the RP (Received Pronunciation, the standard form of British pronunciation) used which is beautiful. If you are serious about the learning of proper English, this is the place to go.
Do you know the meaning of The White Elephant? It means something that is completely useless, although it may cost a lot of money. (Longman Dictionary of Contemporary English)