Families of the victims of the Stardust disaster will hold a special candlelit vigil this lunchtime to mark its 41st anniversary.
Irish folk singer Christy Moore and former broadcaster Charlie Bird are set to attend.
48 young people were killed and 200 injured in fire during a Valentine's dance at the north Dublin nightclub in 1981.
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A new inquest into the tragedy, which has been beset by delays, is due to begin next month.
Antoinette Keegan, whose sisters Mary and Martina died in the blaze, says it's a difficult time of the year for the family.