 On returning to the Diocese of Clifton he travelled with the Clifton Pilgrimage each year up until 1986 and with the Portsmouth diocese since 1987.The Portsmouth diocese, together with the Dioceses of Clifton, East Anglia, Northampton and Southwark, plus Stonyhurst College travel each year with the Catholic Association Pilgrimage to Lourdes.Hollis was the Patron of the Catholic Association Hospitalité until 2011.