Suspicious about Hayley's mysterious, newfound wealth, Francine decides to get to the bottom of it. Roger sets out to make Stan an internet celebrity.

Jimmy gives away a holiday sweater to a lucky audience member in 12 Days of Christmas Sweaters before speaking with guests Mark Wahlberg and Elle Fanning and welcoming Carín León for a musical performance.

The top nine artists perform solo and in trios in front of coaches Niall Horan, John Legend, Reba McEntire and Gwen Stefani for their chance at a spot in the live finale; viewers have the chance to vote for their favorite artist overnight.