Watch: Gorgeous Grujic goal caps Liverpool's Barcelona beatdown

Liverpool youngster Marko Grujic capped off an emphatic 4-0 drubbing of Barcelona Saturday in front of a near-record 89,845 at Wembley Stadium with a looping header thanks to a deft pass from Lazar Markovic.

Summer signing Sadio Mane scored his first goal in a Liverpool kit, Divock Origi tallied another, and Blaugrana centre-back Javier Mascherano notched an own goal.

Related - Watch: Mane scores 1st Liverpool goal against Barcelona

With Barcelona's defeat, Paris Saint-Germain wins the International Champions Cup for the second year on the trot.