THIRD division Commercial pulled off the shock result of the first round, cruising to a 4-1 win at top-flight Ayton.
Midfielder Mike Clark led the way for the visitors, opening the scoring despite Ayton having the lion’s share of possession.
Clark then smashed in a cracking 20-yard free-kick past Ayton keeper Damon Gormley to put Commercial in the driving seat.
Star man Clark completed his hat-trick with a clinical finish, but Martin Atkinson’s deflected shot gave Ayton hopeof a comeback just before half-time.
Adam Thickett’s strike midway through the second half ended all hope of an Ayton revival and booked a spot in the second round for Geoff Osguthorpe’s team.
Klosters knocked out last year’s runners-up West Pier 3-2 after extra-time in a thrilling clash.
After an even first half, the game came to life on the hour mark when James Wardle handled a goalbound shot from Liam Vasey.
The Pier right-back was shown the red card and Carl Townley fired in the spot-kick to put Klosters in front.
Despite being reduced to 10 men, Pier stepped up a gear after going a goal behind and only a string of superb saves from Klosters man of the match Navid Ranji maintained his side’s slender lead.
Five minutes from time, Neil Thomas equalised, tapping the ball home after a save from man of the match Ranji fell to him just two yards out.
Pier continued their domination in extra-time, and in the 100th minute the visitors went ahead for the first time, Mike Barker using his pace to get round the back of the Klosters defence and round the keeper to tap the ball into the net.
Liam Vasey levelled the scores 10 minutes from time and with just two minutes left a penalty was awarded when Liam Vasey was adjudged to have been fouled in the area - despite the protests of the Pier players.
Townley kept his cool to send Pier keeper Scott Wardman the wrong way and secure the win.
Top-flight Newlands had to dig deep for a 2-1 victory at second division Fylingdales.
The first division outfit went 2-0 ahead in the first half, but Simon Ford pulled a goal back for the village club 20 minutes into the second half.
Fylingdales battled on and almost levelled in the dying moments, but their claims for a foul on Andy Raw in the penalty area were turned down.
Man of the match for Fylingdales was keeper Mike Purves.
A depleted Star side edged to a 3-2 victory at Turks Head.
The first division visitors started the game with only nine players, but despite this they took a 2-0 lead through a brace from Nick Hegarty.
Star then gained another player to get up to 10, but despite this ex-Star player Dane Ramos fired in a vicious left-foot shot from 20 yards to put the third division hosts back in the game.
Col Jenkinson’s penalty levelled the scores, but Star claimed the winner two minutes from time with a spectacular goal from Mark Barber.
The former Brid Town midfielder gained possession just inside his own half and lobbed the Turks Head keeper to secure Star’s spot in the second round.
Ady Blake impressed on his return to the Star line-up, while left-back Jordan Aitkens was man of the match for the hosts.
Holders Trafalgar surged to an 8-1 win at Victoria.
Strike suo Sean Exley and Dougie McGregor netted four and three goals respectively, Alex Bowman scoring the other for Traf.
Centre-back Ricky Nock was the man of the match for Trafalgar.