Partick Thistle are the first team through to the fifth round of the Scottish Cup after beating St Mirren 2-1 in Paisley on Friday night.
Dan Seaborne gave Alan Archibald's men the lead just after the hour mark and David Amoo doubled their advantage 10 minutes later.
Keith Watson pulled one back late on for the Buddies but the Jags can now look forward to the last-16 draw, which takes place on Monday at 6.15pm.
