We hope you're enjoying the latest round of American Idol singers - we're rooting for Sarah Krueger so far - but here's an update on what former contestants are up to:

• Chris Daughtry, whose debut album has sold 1.23 million copies, has announced the four California dates of his first headlining tour: Jan. 28 at the House of Blues in Anaheim, Jan. 29 in Solana Beach, Feb. 1 at the El Rey in Los Angeles and Feb. 4 at Slim's in San Francisco.

• Taylor Hicks has booked 23 dates in the South, Midwest and Northeast starting Feb. 21 in Jacksonville, Fla.

• Mandisa will release her debut album via EMI/Sparrow Records in May 2007.

• Kellie Pickler received the RIAA Gold certification of her debut album, Small Town Girl.

Matt Richenthal is the Editor in Chief of TV Fanatic. Follow him on Twitter and on Google+.