'Scrubs' star Sarah Chalke has landed a guest spot on the CBS pilot 'Team Spitz.' She'll play a guidance counselor in the high school comedy, which also co-stars 'The Daily Show's' Rob Riggle. Meanwhile, Chalke will also star in the ABC comedy 'Freshman,' about three politicians living together in D.C. [Ausiello Files]

More casting news after the jump.

He's no Johnny Carson or Bob Hope or Billy Crystal, but pop star and former boy band fave Justin Timberlake could be the next star to host the Academy Awards. The Oscars are still months away, but the Academy is already contemplating a way to make the show more Nielsen worthy.

Last February's show, hosted by The Daily Show's Jon Stewart (he also hosted in 2006), celebrated the 80th anniversary of the Oscars but was a ratings dud. It was the worst Oscars ever, in terms of Nielsen ratings, even though it had a 21.9 rating and 33 share.

Many people blame those dismal numbers on a disinterest among viewers in the films that were in contention last year, including heavy dramas No Country for Old Men, There Will Be Blood, Michael Clayton, which seemed to have little appeal to mass audiences.