Celtic booked their place in the Premier Sports Cup semi-finals with a 4-0 win over Partick Thistle at the Wyre Stadium at Firhill on Sunday.
First-half headers from Hyunjun Yang and Liam Scales had the holders firmly in control and Sebastian Tounekti added the third goal early in the second half.
Luke McCowan grabbed a late fourth to seal an emphatic victory for Brendan Rodgers' men.