The Black Cats fell behind to a Dirk Kuyt first-half penalty after John Mensah had fouled Jay Spearing.

BBC: Sunderland 0-2 Liverpool

With qualification already assured, Benitez was able to give European debuts to three locally produced youngsters, Stephen Darby, Jay Spearing and Martin Kelly.

BBC: Benitez thrilled by young players

Referee Kevin Friend initially awarded a free-kick when John Mensah felled Jay Spearing but then pointed to the spot after consulting his assistant referee.

BBC: 'Bizarre' penalty angers Sunderland boss Steve Bruce

Hodgson was also rocked by Friday's news that midfielder Jay Spearing faces up to six weeks on the sidelines after suffering an ankle injury in training.

BBC: Liverpool boss Roy Hodgson angry over Gerrard injury

Jonjo Shelvey was making his full Reds debut as he filled the Steven Gerrard role behind main striker Ngog and he, along with fellow youngsters Martin Kelly and Jay Spearing, admirably dealt with the intimidating atmosphere at the Stadio San Paolo.

BBC: Napoli 0-0 Liverpool

Impressive teenage midfielder Jay Spearing was involved in their two other best attacking moves of the half, firstly forcing keeper Krul into a low save with a 25-yard shot and then later provided a superb pin-point cross from the right which Lucas headed straight at the United keeper from 10 yards out.

BBC: Liverpool 3-0 Newcastle