Old Boys clinch Combination One title
Colby have been promoted to the Premier League.
A 3-1 victory at Douglas Royal on Saturday finally sealed the second promotion spot in a race which went to the wire.
Castletown, Gymns and Braddan had all been in the mix throughout the season behind runaway leaders Douglas Athletic.
But it was Colby who secured the runners-up spot, thanks to goals from Ashley Blake, Carl Hickey and Jordan Primrose-Smith.
Elsewhere in JCK Division Two, champions Douglas Athletic put eight past bottom club Governors Athletic without reply.
Pulrose continued their fine end of season form with an 8-5 success at battling Foxdale.
Barry English (three), Craig Cowin (two), Aaron Raby, James McGinn and Darren Flanagan were the marksmen for the visitors.
Old Boys are Canada Life Combination One champions.
They sealed the title with a 5-2 home victory over Rushen at Blackberry Lane.
Doubles from Robbie Ward and Dean France and one from Craig Murphy sparked the celebrations and also gained revenge following their recent Junior Cup defeat to the southerners.