The rift between The Block teams intensifies when Tanya and Vito and Josh and Luke decline an invite to Ronnie and Georgia's Winners Are Grinners dinner. This drama unfolds as Kitchen Week kicks off, which gets even busier when a Lip Sync Battle challenge is announced. And the pressure is on to deliver the best kitchen on the cul-de-sac, because this week's winning team will also get an entire wall of Gaggenau wine fridges. To get them in the mood, all teams are getting a Gaggenau refrigerator for their kitchens.