Holiday Springs and Sprockets. An exhibit of holiday-themed mechanical sculptures created by Steve Gerberich. Through Jan. 26, Port Discovery and Children’s Museum, 35 Market Place, (410) 727-8120,portdiscovery.org.
A Very Awesome Yo Gabba Gabba Live Holiday Show. DJ Lance, Muno, Foofa, Brobee, Toodee, and Plex come to Baltimore to mix classics like “I Like to Dance” and “Party in My Tummy” with holiday favorites. Singing, dancing, and holiday fun will be had by all. Dec. 27, 2 and 5:30 p.m., Baltimore Arena, 201 W. Baltimore St., (410) 347-2020,