Hollywood Holidays -- Entertaining

'Tis the Season! Celebs Spread Holiday Cheer

Blake Shelton! Mariah Carey! Taylor Swift! See who's got enough spirit to be Santa's helper

MELISSA RYCROFT

That mirror-ball trophy won't be the only thing sparkling in the Dancing with the Star champ's house when she's done here! The all-star picks out the perfect Christmas tree Dec. 6 with a little guidance from husband Tye Strickland and 22-month-old daughter Ava Grace on a festive – Santa hats and all! – outing in her hometown, Dallas.