Watch: Salah and Firmino's 'no-look' header challenge
Mohamed Salah and Roberto Firmino demonstrated some outrageous skills during a game of head tennis during training on Thursday - and our cameras managed to capture the moment.
The pair nodded the ball to each other before stepping it up a notch by trying to return it 'no-look' style.
And you can see how Salah and Firmino fared in our Instagram clip embedded below.