Watch Top Gear Season 20 Episode 5 Online Full Episode – Series 20 Episode 5. [20x5~s20e05] Watch Top Gear UK Season 20 Episode 2 S20E5 “Series 20 Episode 5″ Full Stream HD Videos. Jeremy and James look at the increasingly popular type of tall hatchback referred to as a ‘crossover’. Richard travels to Italy to drive a pair of Lamborghinis. Steven Tyler is the star in the Reasonably Priced Car this week.