"Jump the shark" comes from a scene in a 1970s television series, Happy Days, in which someone jumped over a shark. The phrase describes something that has reached its peak, and has turned mediocre.
http://www.answers.com/topic/jumping-the-shark
Please feel free to comment on why or why not.
http://www.answers.com/topic/jumping-the-shark
Please feel free to comment on why or why not.

