Airdrie stretched their unbeaten run to 19 games with a resounding 5-0 derby win against Clyde at Broadwood, but Cove Rangers are League One champions after beating Dumbarton.
Rhys McCabe's 37th-minute penalty was added to by strikes from Callum Smith, Calum Gallagher, Kyle MacDonald and Jon Afolabi in the second half as the Diamonds ran riot to ruin Clyde's last game at Broadwood.
Rhys McCabe's penalty opener after 37 minutes came slightly against the run of play, but the former Rangers kid would have doubled his side's lead from a free kick before the interval but for a stunning save from Neil Parry, and Callum Smith had a looping effort cleared off the line.