Adam Idah bounces back from tough week to help Celtic reach Scottish Cup final

The holders wreaked vengeance following defeat in Perth two weeks ago as they won 5-0 to set up a return trip to Hampden to face Aberdeen on May 24.

Celtic's Adam Idah celebrates with James Forrest after scoring his sides third goal. Pic: Andrew Milligan/PA Wire.

Celtic 5 St Johnstone 0

Celtic hit four goals in 12 first-half minutes to sweep past St Johnstone and into the Scottish Gas Scottish Cup final.