Dimples started the game off and went straight on the attack and went close in the opening minute hitting the bar.
After 3mins Grangetown had their first shot on goal when young striker Mark Barker just shot over the bar.
GOAL - 8 MINS Dimples take a surprise shock 1-0 lead when a defensive clearance fell straight to the Dimples striker to slot home.
Andrew Donachie go's close for Grangetown on the 9th and 13 minute to see his shots go wide.
GOAL 14 MINS, Grangetown equalise when good work by Donachie set's up fellow striker Barker to send his shot low into the corner to makes the scores level.
A minute later Grangetown could of extended their lead when Barkers header hits the outside of the post and go's wide.
Within the next ten minutes Grangetown kept the pressure on the Dimples goal with Ste Scott, Ste Murkin and Jamie Lincoln all having chances to extend Grangetown's lead.
GOAL 35 MINS Danny Lloyd crosses in for Ste Murkin to score a header and take his tally to four for the season.
Four minutes later Grangetown had a chance to further extend their lead before half time when a good save by the Dimples keeper to deny Lloyd.
HALF TIME 1-2
GOAL 47 MINS A powerful shot into the corner of the net from the inform Andy Donachie after good team work and an assist from Danny Lloyd to put Grangetown 3-1 up.
A minute later GFC had a chance only to see a Donachie effort end up in the keepers arms.
GOAL 55 MINS Donachie gets his second of the game smashing the ball into the back of the net after another good Lloyd pass.
GOAL 60 MINS Barker chips an on rushing Dimples keeper for his second of the game and Grangetown's fifth after good work by fellow striker Donachie.
SUBSTITUTION 62 MINS Ruddy on for Lloyd
GOAL 65 MINS Grangetown's man of the match Andy Donachie grabs his hat-trick to see him lob the keeper from 20 yards out after a great through ball from defender Allo Taylor.
The next 15 minutes Grangetown continued to dominate and both Grangetown strikers went close and brought the best out of the Dimples keeper.
On 75 mins Murkin had a chance to get his second of the game only to see his header rebound off the bar after a good cross in from the wing.
A Dimples fight back looked on the cards when scoring two quick goals in two minutes in the 78 and 80th minute to make the score 6-3.
GOAL 81 MINS Great work by Donachie sets up Ruddy to beat two men and unleash a shot into the top corner of the Dimples goal from the edge of the area giving the keeper no chance.
GOAL 83 MINS Ruddy sets up young striker Barker to go one-on-one with the Dimples keeper to see him round the keeper and tap into an empty net to score his sixth hat-trick of the season and stay on the heels of fellow striker Andy Donachie.
GOAL 88 MINS Ruddy sends in a great cross to find Ste Scott with a diving header at the back post taking his tally to seven for the season and Grangetown's ninth of the game.
FULL TIME 3-9
A well refereed game by Bain Nyanano who let the game flow as much as he could.