Celtic had goalkeeper Fraser Forster to thank as they withstood heavy pressure to beat Glasgow rivals Rangers 1-0 in the Scottish League Cup final.
Ryan Christie's goal in first-half stoppage time was enough for Celtic to secure their seventh straight domestic trophy as they beat Aberdeen 1-0 to
"East Fife 4, Forfar 5," regarded by some as the perfect scoreline due to its rhyming nature and rhythmic intonation, came to pass on Sunday.
Celtic took the first step towards successive domestic trebles with a 2-0 Betfred Cup final win over 10-man Motherwell at Hampden Park.
Louis Moult sent Motherwell to the League Cup final as Rangers boss Pedro Caixinha and opposite number Stephen Robinson were sent to the stand.
A second-half double by substitute Moussa Dembele gave Celtic a 4-2 win over Hibernian and booked the Hoops' place in the Scottish League Cup final.
Celtic eased into the Betfred Cup semi-finals with a dominant 4-0 win over Dundee at Dens Park.
Extra-time strikes from Daniel Candeias and Eduardo Herrera fired Rangers into the Betfred Cup semi-finals as they battled to a 3-1 win over Partick.
Rangers roared into the Betfred Cup quarterfinals with thumping 6-0 win over Dunfermline at Ibrox.
A youthful Celtic side powered through to the Betfred Cup quarterfinals with a 5-0 thrashing of Kilmarnock at Parkhead.