Joy, Jingle Jam at Harbor East: Thereโ€™s nothing like city sidewalks dressed in holiday style โ€” especially when you can enjoy live entertainment, food and other surprises as you walk them. The streets of Harbor East will come alive during โ€œJoy Jingle Jam,โ€ an afternoon celebration of the winter season. Find holiday gifts, goodies and good times. Performances include the VIPs from noon to 2 p.m. and The Kelly Bell Band from 3 to 5 p.m. Free photographs with Santa too from noon to 5. Harbor East restaurant stands will be open outdoors. When: Saturday, December 3, 2011, 12 noon to 5 p.m. Where: Harbor East, 800 block of Aliceanna Street, Baltimore. Shoppers and diners receive three hours of free parking at one of three Harbor East self-parking garages with $100 of same-day receipts and a voucher from a Harbor East merchant. Admission: Free.

For more information, visit the Harbor East website.

Creative Alliance Merry Mart: A unique craft show featuring a diverse mix of arts and crafts from Baltimore and beyond for sale just in time for the holidays! When: Sunday, December 4, from 11 a.m. to 5 p.m. Where: The Creative Alliance at the Patterson โ€“ 3134 Eastern Avenue, Baltimore. Admission: Free.

Go here for more Merry Mart information.

Cylburn Arboretumโ€™s Holiday Tea at the Mansion: Experience the mansionโ€™s elegant first floor, main hallway, grand staircase and stone porches all decked in wreaths, swags and greenery from the mansionโ€™s grounds and decorated by the District IV Federated Garden Clubs. The traditional tea, provided by local favorite Carey Talucci Catering, will feature tea-time treats such as delicate sandwiches, quiche, petite scones, skewered fruit, tea breads, an assortment of bite-sized desserts, and, of course, seasonal teas. Grab distinctive garden and nature-themed gifts for children and adults in the holiday boutique and get in on a raffle for a topiary pig (decked in holiday finery!), a handmade wreath fashioned from Cylburn greens, a Pandora bracelet (with three beautiful beads) courtesy of Smyth Jewelers, handmade jewelry, theater tickets, and a crystal vase. Adding to the holiday spirit will be a seasonal serenade by The Gilman Schoolโ€™s Traveling Men, a 12-member a cappella group. When: Sunday, December 4, from 2:00 to 4:30 p.m. Where: Cylburn Arboretum, 4915 Greenspring Avenue. Admission: $40 for CAA members, $45 for non-members, and $300 for table of eight. A limited number of tickets are available and reservations are required. Please call the Cylburn office at 410-367-2217 for more information. 

Baltimore Humane Society Holiday Open House: This Sunday, Annual Pet Photos with Santa and Mrs. Claus are not to be missed (kids can pose, too). The McDonogh Middle School Chorus will perform at 2 p.m., and following an afternoon Open House of tours and treats, visitors can take in a creative lighting ceremony at 5 p.m. โ€œThis has been a tough year for our animal community,โ€ says Wendy Goldband, director of public relations, โ€œwith more homeless cats and dogs than weโ€™ve ever seen before.โ€ When: Sunday, December 4, 1 p.m. to 5 p.m. Where: 1601 Nicodemus Road, Reisterstown. Admission: Free with the exception of a small donation for your photos. Help the animals meet a better 2012โ€ฆand have fun!