Dunfermline Athletic are through to the fourth round of the SPFL Trust Trophy after a 2-1 home win over Celtic B on Tuesday evening.
First-half goals from 16-year-old Taylor Sutherland and Nikolay Todorov had James McPake's men in control before Johnny Kenny pulled one back.
The cinch League 1 leaders will now travel to Arbroath in the last 16 on the weekend of December 10.
