There is no such thing as a ‘friendly’ between Chelsea and Tottenham. And Blues academy product Conor Gallagher, now of Spurs, knows that better than anyone. Gallagher delivered a classic ‘let them know you’re there’ Down UnderSPURSPLAYEssugo was sent flyingGettyThe two London rivals met in the Sydney Super Cup for a pre-season game on Saturday. Just ten minutes in, tensions threatened to boil over when Gallagher made a late challenge on Chelsea midfielder Dario Essugo.The Spurs player was running at speed and slid into a crunching tackle on the Portuguese youngster.A number of Chelsea players, including Joao Pedro and Wesley Fofana, rushed to confront Gallagher. Dominic Solanke and Levi Colwill were among those to play peacemakers and prevent it from becoming anything more than handbags.Gallagher was ultimately shown a yellow card for the challenge.Moments later, Spurs’ record signing Sandro Tonali put them in front, before Estevao quickly equalised for the Blues.But things later took a turn for the worse for Roberto De Zerbi’s side as Kevin Danso was shown a straight red card for denying Joao Pedro a clear goalscoring opportunity.No love lost between Chelsea and GallagherDespite coming through the ranks at Chelsea and going on to make 95 first-team appearances, Gallagher has since taken him elsewhere.After four loan spells away from Stamford Bridge, Gallagher joined Spanish giants Atletico Madrid in the summer of 2024.However, he was back in the Premier League less than 18 months later, completing what he described as a “very easy” move to Spurs.Returning to Stamford Bridge for the first time as an opposition player for March’s 2-1 defeat, Gallagher was booed by Blues fans as he stepped out in the colours of their London rivals.A number of summer signings are in action for both clubs in Australia today.Marco Palestra started for Chelsea, with Spurs including Jan Paul van Hecke, Andy Robertson and Tonali in their starting XI.This clash is the last match of Spurs’ pre-season tour of New Zealand and Australia.They return to action with a training-ground friendly against Getafe next Saturday.Chelsea, meanwhile, head to Hong Kong to face Juventus on Wednesday.This is a developing story and is being updated.For the latest updates, breaking news alerts, and comprehensive analysis, refresh this page or follow our real-time news coverage by watching and listening to talkSPORT live.For broader context, explore related coverage on our homepage for the top trending stories. For the latest talkSPORT videos, download the app.talkSPORT cares about getting it right, not just getting it first and because this is a developing situation, details will change. We will be updating this page constantly with verified info, expert takes, and official statements.Stay tuned for further developments as this story continues to break.