Jenny is seconded to a short-staffed hospital in London, but grows increasingly reluctant to carry out her duties when she finds out she is working under intimidating surgeon Mr Tracey. Back in Poplar, the midwives are introduced to newcomer Jane and outspoken twins Meg and Mave Carter. The sisters are identical in every way, except one of them is now pregnant - forcing them to come to terms with the impact a baby will have on them.

Sherlock pursues Martin Ennis, an unpredictable criminal, before he strikes again. During the investigation, Sherlock is forced to work alongside Kathryn Drummond, the FBI profiler who literally wrote the book on Ennis. Meanwhile, Watson faces eviction from her apartment.

Interviews and segments filmed at CBS SUPER BOWL PARK at JACKSON SQUARE, visits to famed New Orleans locations such as Bourbon Street, the Tremé District, St. Louis Cemetery and the Mercedes-Benz Louisiana Superdome. With Steve Carell, Channing Tatum, Julie Chen, Neil Patrick Harris, Nikki Reed and Drew Brees.

Epic road trip across the western side of the United States in three front-engined super cars. Fleetwood Mac drummer Mick Fleetwood is the star in the Reasonably Priced Car.