Defeat in the semi-final was Munster's fate during the 1979 campaign, however, Horgan was included on the Munster team once again for the 1980 decider against Connacht.
The 1979 and 1980 campaigns were both significant for Munster, with a semi-final loss in 1979 followed by a decider match against Connacht in 1980. Horgan was part of the team for both.