Don Sparks

Frasier finds himself in a state of panic with a surprise visit from Diane, the woman who left him at the altar.

Tensions rise when Holmes and Watson are forced to partner with Gareth Lestrade, Sherlock's former Scotland Yard colleague, to investigate a bombing that killed six government officials.

Cliff's mother approves the demolition of their old home for $250,000 from a real estate agent. Cliff handcuffs himself to a pole as a protest. Meanwhile, the Cheers regulars learn that, when she was a college student, Rebecca was a party girl.

A confused Cory dreams he has gone back to 1957 and is offered advice by Tom Bosley and Anson Williams.