Liam MacDougall's second goal of the game 17 seconds into overtime lifted the LaSalle Vipers over the St. Thomas Stars 6-5 at the Vollmer Centre on Wednesday night.
The Vipers' leading scorer also had an assist, while captain Nathan Savage and Manny Silverio each had a goal and two assists.
Eli Billing made 39 saves to pick up the win.
LaSalle improves to 24-4-0-3 atop of the Western Conference in the Greater Ontario Junior Hockey League, eight points up on second-place Chatham.