19x05: Sugar & Spice
19x03: Shady & Shaky
19x02: Secrets, Spies & Sleuths
18x15: Rock 'n' Roll
18x12: Rejoice! A Christmas Special
18x09: Radioactive
18x10: Rest and Recreation
18x08: Reflections
18x07: Revolutions
18x03: Road and Rail
18x06: Ridiculous
18x04: Restaurants
18x02: Ruff and Reddy
17x15: Quantity and Quality
