Katelyne resides in Leeds and joined The Dunnes only to help record their first single but stayed on with the group along with new recruit Rose Dunne.
He is known to play several Irish musical instruments and helped out The Dunnes in June 2013.
On 5 March, Rachel announced she would help Trish with the tour known as The Dunnes.
She was the lead singer of The Dunnes in 2013 but left to pursue a slower lifestyle and solo work .