Mary Roth will perform a Celtic Holiday Music program from 4:30 to 5:30 p.m., Thursday, Dec. 9, in person at the Milton library. She will include ballads weaving a tale of gypsies to traditional Celtic rhythms on the bodhran drum, and also feature holiday carols. Roth is a notable singer/songwriter, radio host and educator whose performance venues have ranged from large festivals to intimate cafes. The program is free and registration is required. To register, go to delawarelibraries.libcal.com/event/8545641 or call 302-855-1975. For any other questions, call 302-855-1975 and ask to speak with Pamela Batten.