The Irish participating broadcaster, Radio Telefís Éireann (RTÉ), selected its entry through a national final.

Radio Telefís Éireann (RTÉ) held the national final on 27 March 1985 at its studios in Dublin, hosted by Gay Byrne.

[1] On the night of the final Christian performed first in the running order, preceding Finland.

At the close of voting "Wait Until the Weekend Comes" had picked up 91 points, placing Ireland 6th of the 19 entries.

[2] Only the two final juries, Greece and Luxembourg failed to award the song any points at all.