Alexander Isak scored a 90th minute winner to beat Fulham 1-nil and move Newcastle back up to third in the Premier League.
The visitors had a controversial penalty ruled out after Aleksander Mitrovic kicked the ball onto his standing foot.
Chelsea secured a first win of 2023 with a 1-nil victory at home to Crystal Palace.
Meanwhile, Chelsea have completed the signing of Mykhailo Mudryk from Shakhtar Donetsk.
The Ukraine winger has signed an 8-and-a-half year contract with the Premier League side - and could cost them up to 100 million euors.
He had also been a target for Chelsea's London rivals Arsenal.
Rangers beat Aberdeen 2-1 after extra-time in the Scottish League Cup semi-final at Hampden Park.
They'll face Celtic in the decider.