Klopp has been impressed by the 24-year-old work ethic and continual improvement, recently leapfrogging Daniel Sturridge and Xherdan Shaqiri in the pecking order.
Stepping in for a Champions League semi-final where the Reds were without Mohamed Salah and Roberto Firmino through injury, Origi scored twice and kept Barca's defence occupied all night to cement Klopp's opinion of him.
Now the Belgian international will be rewarded with a contract extension that will add to the 12 months remaining on his existing deal.
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