Matty Warburton and Ricky Korboa were both on target as four goals went in during the first 32 minutes. Here's how we rated the Cobblers...
1. Steve Arnold
There was a breakdown in communication between him and his defence more than once and it cost them after just 20 seconds. Claimed crosses well and was not tested as much as he should have been given some of Dons' chances... 6 Photo: Pete Norton
2. Luka Racic
As his manager alluded to post-match, he has all the ingredients to be a top defender but he's a little raw and it shows in his decision-making at times. Also still understanding his role in Curle's three-man defence... 5
3. Cian Bolger
He knows as well as anyone he should have just got rid in when O'Neill nipped in after just 20 seconds. Shaky and unsettled for a period thereafter but better in the second-half... 5
4. Fraser Horsfall
The most solid of Town's back three as Wimbledon caused more problems down the other side. A couple of important defensive interventions and missed one decent chance at the other end to hand Town a 3-2 lead... 6.5 Photo: Pete Norton