A Rockville tradition returns for its 45th year, an opportunity to meet Santa and Mrs. Claus, and celebrate the Holiday with festive music. Here’s what’s happening in December at the Rockville Civic Center:

The Rockville Civic Ballet presents “The Nutcracker.”
2 and 7:30 p.m. Saturdays, Dec. 7 and 14; 2 p.m. Sundays Dec. 8 and 15.
Join Clara on the 45th anniversary in Rockville of her magical journey! Directed by Eleanor Simpson. Tickets cost $17; for seniors 60 and older and children 12 and younger, $13.

Glenview Mansion and Peerless Rockville Speaker Series presents the Victorian Lyric Opera Company.
7 p.m. Thursday, Dec. 12, at Glenview Mansion, 603 Edmonston Drive.
Bringing Victorian operetta alive in the 21st century. Free.

Holiday Festival at the Civic Center
1-4 p.m. Saturday, Dec. 21, at the F. Scott Fitzgerald Theatre Social Hall, 603 Edmonston Drive.
An afternoon of holiday fun. Enjoy holiday decorations, arts and crafts, a visit from Santa and Mrs. Claus, and musical performances. Free and open to the public.

The Rockville Concert Band presents, “Christmas at the Cinema.”
3 p.m. Sunday, Dec. 22.
Soundtracks of favorite holiday movies, under the direction of John Saint Amour. No tickets required, but a $5 donation is suggested.

The Rockville Chorus presents “Holiday Harmonies.”
7:30 p.m., Sunday, Dec. 22.
Seasonal music under the direction of Bryan Seith. No tickets required; donations appreciated.

For tickets or more information, visit www.rockville md.gov/theatre, call the box office at 240-314-8690, or email theatre@rockvillemd.gov. F. Scott Fitzgerald Theatre is located at 603 Edmonston Drive.