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Crotchety cabbie Karl Pilkington continues to muddle his way through life, but he still can't silence that voice in his head.

Fed up with playing second fiddle to Ruby, cabbie Karl decides move to into personal chauffeuring. The aim? To earn enough to move out.

Karl runs into an old mate and a school crush when an existential crisis has him heading back to his hometown to right a wrong.

A comedy club gig provides an unexpected revelation as Karl hunts high and low for a daytime laugh that will stop him chuckling in his sleep.

Karl gets a wake-up call, just as Ruby and her boyfriend hit a rough patch. It's his big chance to make move, but will his inner voice let him?

Karl travels to New York with Ruby. The trip brings the pair closer together, but will his alter ego sabotage him once more?