Kim Masters and John Horn discuss top entertainment news stories of the week.
- Stephen Colbert to Replace David Letterman as Late Show host. But will he keep his coveted 18-49 demographic after going to CBS?
- The Senate Judiciary Committee held the first public hearing on Comcast Corps proposed $45.2 billion deal for Time Warner Cable Inc. on Wednesday. There are still many regulatory and financial concerns about merging the Number 1 and Number 2 cable companies.
- NBC is 'crowd sourcing comedy' with their new NBC Comedy Playground initiative. They've roped in big comedy stars to help judge, but will it work?