What gems await on the 12th day of Christmas?

The first circuit of Christmas has been negotiated safely.
The crumbs of the remains of the turkey and ham are long gone. Indiana Jones chose wisely whereas Alison Doody chose poorly. The Back to the Future franchise was so ubiquitous that one afternoon Marty McFly was driving into a cave to hide from the Indians while at exactly the same moment on another channelTayto and Ossie, having ventured Into the West on their trusty steed, were in a cinema watching Marty McFly driving into a cave to hide from the Indians. Meta, huh?