Watch Samantha Barks, Michael Ball, Marisha Wallace & More Sing Out on Royal Variety Performance
London's annual Royal Variety Performance aired on December 8 and featured many stage favorites at the historic Blackpool Opera House. Since 1912 the event has been attended by the queen and other royalty, but this year's performers were instead watched by a virtual audience. Below, you can watch Samantha Barks belt out "Let It Go" from Frozen, which she will headline as Elsa when it begins performances in April 2…