One ticket-holder has scooped the £13 million jackpot on the Lotto on Wednesday night.
The winning numbers for the “must be won” draw were 10, 28, 31, 34, 43 and 48 and the bonus number was 57.
Saturday’s estimated jackpot stands at £3.8 million following the win.
Andy Carter, senior winners’ adviser at the National Lottery, said: “Brilliant news, one lucky ticket-holder has won tonight’s wonderful £13 million ‘Must Be Won’ Lotto jackpot.
“What a fantastically festive win just before Christmas. Players are urged to check their tickets and to give us a call to claim tonight’s exciting jackpot prize.
“Thanks to National Lottery players, £30 million is generated every week for good causes.
“This money helps fund projects across the nation, with over 685,000 grants – supporting projects both big and small – having been made across the UK to date.”
Draw machine Lancelot was used on Wednesday with set of balls five.
Alongside the winner, 55 other ticket holders netted £1,750 each by matching five numbers on the Lotto.
Meanwhile no-one won the top prize on the Thunderball draw. The winning numbers were 25, 26, 35, 37 and 38 and the Thunderball was 03.