Goals from Wes Burns, Marcus Harness and Conor Chaplin ensured Dons slumped to the bottom of the League One table after one of their most disappointing showings in a while.
Here’s how we rated the players at Portman Road.
5. Dean Lewington - 4.5
Overrun in the back four, prompting Dons to change shape in the second half. Continued to look out of sorts in the second period, with the third goal coming down his corridor again Photo: Jane Russell
6. Bradley Johnson - 4
The game almost completely passed him by, and kept giving the ball away far too often for that important role in the side Photo: Jane Russell
7. Ethan Robson - 5
Didn't get on the ball enough to play his game. Like Johnson, it passed him by. Photo: Jane Russell
8. Conor Grant - 5.5
Had a great chance to draw Dons level but fired over the top. Was withdrawn at half-time as Dons changed shape Photo: Jane Russell