Mary Stein

When Sal's Pizza burns down, Jake goes out of his way to prove the owner didn't to it.

Picard and an Away Team transport to the 19th century to find Data and stop aliens from stealing neural energy from Earth inhabitants.

Blaine believes he has the best plan to win Nationals, but he doesn’t take the glee club’s criticism too well when the students accuse him of being too controlling. Over in New York, Kurt also runs into control issues when the band disagrees over the venue of their first official gig that Kurt booked. Meanwhile, Sue reveals the story behind her iconic tracksuit and gets in touch with her feminine side. Musical performances include "Into The Groove", “You’re My Best Friend”, “Nasty”, “Rhythm Nation”, “Cheek to Cheek”, and "The Fox".

As Al and Griff lose their jobs on Christmas Eve, Marcy and Jefferson's entry in a neighborhood contest is sabotaged by Kelly and Bud.

Betty struggles with the truth about Kent; Jack and Paco identify the corpse found in the floorboards, which leads them to a huge discovery.