The country star performs "Achy Breaky Heart" live and shares his thoughts about Miley & Noah's success.
Castmates including KJ Apa, Cole Sprouse, Lili Reinhart, & more play "Riverdale Rapid Fire".
Chester Bennington, Mike Shinoda, and Brad Delson discuss their most emotional songs.
Olympic gymnast and pro partner Sasha Farber rehearse their next "Dancing with the Stars" routine.
YOUNG HOLLYWOOD TV
Only Flo Rida and Ke$ha have had better weeks online.
Talking of Ke$ha, her We R Who We R ends 2010 by jumping back up the chart to three, while What's My Name? by Rihanna and Pink's Raise Your Glass round out the new top five.