An experienced, but accident-prone, detective is paired with a new partner: a not-quite perfected humanoid robot.

Holmes and Yoyo go after a purse snatcher who is described as about 30 inches in height, weighing 80 pounds and covered with brown hair.

Holmes and Yoyo set out to investigate the bombings of dentists' offices all over town.

Someone is stealing precious felines for ransom from prosperous ladies, and Holmes and Yoyo set out to catch the catnapper.

Holmes and Yoyo have a difficult time finding a suspect who is attempting to kill a movie producer.

After Holmes unwittingly tries to pass a counterfeit $20 bill, officials throughout the police department discover their wallets are filled with bogus money.

Holmes and Yoyo are sent to protect a frightened informant, but they end up scaring the witness even more than the prospect of a reprisal by the mob.

Holmes and Yoyo go undercover to thwart a plot to steal a world famous gem.

Holmes and Yoyo set up to break up an extortion ring by testifying against the leader, but Yoyo can't testify because he's a robot and Holmes is afraid of the Mob.

While Holmes and Yoyo are being held hostage, Yoyo realizes that his battery is going dead, his circuits have shorted and his cooling system has broken down.

Holmes and Yoyo are waiting as "Big Bad" Bennie Brown, who is wanted by the Kansas City police, arrives in town.

Yoyo and Maxine go undercover as a pair of honeymooners at a resort hotel, but the computerized Yoyo isn't programmed to respond romantically and Maxine isn't aware he's a robot.

One of Holmes' reliable contacts reveals that an important person with City Hall connections is bringing in "stuff" from abroad.