"With a bit more time together this week we are hoping to do even better in the final tournament of the series".
Richard de Carpentier then went close to adding to England's lead, only for it to be ruled that his foot was in touch and that was as close as either side came to adding to the scoreline before half-time.
It took a bit of magic from Norton - who overtook Fijian sevens great Waisale Serevi on the overall points scoring list - with a try after the final hooter to see England past the Blitzboks 19-14.
"What a year, I'm unbelievably proud of the boys", said the 26-year-old.
Failure to add the two points could have been costly had England been able to hit back, but Scotland finished the co ntest on top.
Spurs chances of EPL title 'nearly impossible,' says Dier
Eric Dier knows Tottenham must quickly put their title disappointment behind them to avoid a repeat of last season's capitulation. There was no improvement in the second half and Ayew, left unmarked 18 yards out, should have made them pay as he blasted over.
New Zealand went unbeaten through day one, beating Japan 33-7, Canada 19-14 and Fiji 27-21 thanks to a late try to substitute Jesse Houston.
Andrew Knewstubb scored New Zealand's third try on halftime and a lead of 21-0 over Scotland appeared enough.
The winning captain said afterwards: "I'm absolutely elated".
The win was preserved by the youngest and smallest player on the squad, former Howe of Fife player George Horne, who made a brilliant cover tackle and turnover on Norton to allow the Scots to play out the final seconds.
Twickenham Stadium, London (CNN) In a final between two of rugby's greatest rivals, Scotland upset home favorites England 12-7 to win back-to-back London Sevens titles at Twickenham Stadium.
Kylie Jenner : People have misconceptions about who I am
They're really into one another and she's the one who suggested that they play house and see how living under one roof would be. But first, watch below for your first peek at the Life of Kylie.
Wales showed their class during their opening Pool A match against United States with tries from Ethan Davies and Owen Jenkins keeping them on a par with the Americans at half time.
It was 12-5 when Werner Kok raced through from the kickoff, but when the winger was sin-binned for an alleged neck roll, England scored the equaliser.
The last quarter-final was more straight forward as an impressive Canadian side took on Argentina.
The first quarter-final of the day was barely two minutes old when the tournament and series top try scorer Perry Baker got the ball in his hands, and with a few yards of space, he executed brilliantly as he's done so many times in a US jersey.
Ransomware hits 'hundreds of thousands' of China PCs: Firm
The patches won't do any good for machines that have already been hit. "Unfortunately, most people don't have them", Abrams says. The attacks exploited the computers because they were running outdated versions of Microsoft's Windows operating system.