Patrick Kerr

A businessman is found dead in a staged accident with an S&M dominatrix who happens to be Sherlock's old innocent friend. Sherlock recognises that the dominatrix was not to blame, and is on the trail of the real killer.

Frasier takes charge of the station's anniversary programme, but finds the performance takes charge of itself.

The Russian origin of Martin's clock prompts Frasier and Niles to look for evidence they're descendants of the Romanov dynasty.

Following Martin and Ronee's wedding and the birth of Niles and Daphne's child, Frasier is feeling lonely on his own in the flat. He makes a decision about the San Francisco job, but when he tells his family and Roz of his decision, there is a serious misunderstanding.

The results of Frasier and Niles' childhood IQ tests are finally revealed, and one is much higher than the other.