OAKLAND, CA - DECEMBER 25: LeBron James #23 of the Cleveland Cavaliers warms up prior to playing the Golden State Warriors in an NBA basketball game at ORACLE Arena on December 25, 2015 in Oakland, California. NOTE TO USER: User expressly acknowledges and agrees that, by downloading and or using this photograph, User is consenting to the terms and conditions of the Getty Images License Agreement. (Photo by Thearon W. Henderson/Getty Images)
The Cleveland Cavaliers have gone all out for Christmas -- turning up as cookies and donning a holiday onesie. The festive spirit also includes a team-sung version of "Winter Wonderland."
Cavs fans must be hoping for a better performance against the Golden State Warriors.