-Singer Katy Perry will be the Mistress of Ceremonies at Teen Choice 2010 on August 9. I wonder if the California Gurl will have any cupcakes for the kids.

-ABC has recruited pro-wrestler Chris Jericho to front their new game show titled Downfall. Chris will first enter the ring on June 22.

-Speaking of hosts, Jimmy Fallon has appointed the emcee of the 62nd Primetime Emmy Awards. The NBC broadcast will air on August 29.

-In need of some change in your life? Let Tony Robbins help. NBC will debut Breakthrough with Tony Robbins on July 27 at 8 p.m.

-Is Jeff Probst angling for Larry King’s job? The Survivor fixture says he would love a chance at the CNN post should King leave after his contract expires next year.