Rick Jeanneret still had one last goal to call, even after three periods had come and gone inside KeyBank Center.
Casey Mittelstadt buried a rebound at 2:07 of - well, oooovertime - to seal a come-from-behind, 3-2 victory for the Sabres over the Chicago Blackhawks in their season finale on Friday.
Tage Thompson and Owen Power also scored goals for the Sabres, who erased a pair of one-goal deficits during the third period. Dustin Tokarski made 19 saves.
Dominik Kubalik and Taylor Raddysh scored goals for the Blackhawks. Collin Delia made 33 saves.
At The Final Horn | Mittelstadt scores OT winner for RJ's last call
Sabres end season with 3-2 win over Blackhawks
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