Colin from Accounts Returns for 3rd and Final Season After 3-Year Split

Q: After a three-year split and new partners, what shocking event forces Gordon and Ashley back together in the final season?

It is not a single external “shocking event” so much as an unavoidable reunion: Gordon and Ashley are pulled back together because, despite the three-year split and their new relationships, they cannot escape each other’s orbit — with their shared dog, Colin, explicitly suggested as the tie that keeps their lives intertwined. The final season opens with the fallout from Gordon’s humiliating drunken proposal and reveals the pair separated soon after. By the time they meet again, Ashley is with David and Gordon is with Chelsea. But reviews and promotional material make clear that their unresolved feelings quickly resurface, and the story turns on that emotional collision rather than on a new accident or disaster. In other words, the force bringing them back together is their lingering attachment to one another, with Colin remaining the practical bond between them. The season then follows whether that renewed contact — and the complications it creates with their new partners — finally pushes them to sort out their relationship for good.

3 articles · Updated · The Guardian · Sep 8

Three years after season two’s botched wedding-floor proposal, the Australian rom-sitcom opens its final run with Ashley and Gordon separated and dating new partners, David and Chelsea.
Patrick Brammall and Harriet Dyer’s series still leans on the pair’s chemistry, using their messy reunion and betrayal of those new relationships to drive its central will-they-won’t-they tension.
Episode three delivers the season’s sharpest comedy, from Ashley’s GP appointment with a patient carrying stool samples to Lynelle posting a video about her own murder on Facebook.
The review says the show prioritizes charm, sour banter and romantic messiness over constant jokes, ending a globally successful run that many viewers are likely to miss.