Buzz News Roundup, 4/25

It's been rumored for more than a year, but now it's nearly official: NBC has plans to announce that Jimmy Fallon will take over for Conan O'Brien in 2009, Reuters reports.
Speaking of confirmed rumors, Guillermo del Toro will officially direct The Hobbit and its sequel, Zap2it reports.
Alyssa Milano and Nathan Fillion are in talks to star in pilots for ABC, writes the Hollywood Reporter. Milano's is a comedy about a dysfunctional family, and Fillion's is a drama about a mystery novelist who works with the NYPD.
ComingSoon has news that Ewan McGregor is in talks to join the Da Vinci Code prequel Angels and Demons.
Wesley Snipes has been sentenced to three years in prison for tax evasion, the Associated Press reports.
The Lachey family now has two reality-TV hosts: Nick Lachey will host ABC's High School Musical series this Summer, Variety reports.
First Jordin Sparks left the Alicia Keys tour; now, Keys herself had to cancel some tour dates, though she should be back this weekend, E! reports.
JJ Abrams and his company will produce a comedy film called Hot for Teacher, whose plot is pretty much exactly what it sounds like, writes the Hollywood Reporter.