What: 40th birthday party for Oakland Mills, the second-oldest village in Columbia.
When: Friday through Sunday.
Where: The Other Barn, Oakland Mills Village Center, 5851 Robert Oliver Place.
Highlights: Friday - Free 1968 movie night, 8 p.m., The Graduate; Saturday - OM Fest from noon to 3 p.m. in the courtyard with bands and free food/drinks. Family disco night from 7:30 to 10:30 . Tickets are $5 for adults in advance and $8 at the door. Tickets for children 6 to 12 are less, and kids 5 and younger are free; Sunday - Farmers' Market from 9 a.m. to 1 p.m. A "Jazz in the Mills" music series will feature the Lavenia Nesmith Quintet from 5 p.m. to 7 p.m. Tickets are $15 in advance and $20 at the door.