Kara DioGuardi recently revealed that she's working on the upcoming sophomore album by Colbie Caillat along with Jason Reeves and Mikal Blue. The "Bubbly" singer/songwriter released her critically-acclaimed debut album, "Coco", in 2007 via Universal/Republic Records.

DioGuardi also penned 4 songs on Clique Girlz' debut album, "Incredible", which was released in Japan. The tracks in question are "Then I Woke Up" (with John Shanks), "Without You" (with Marti Frederiksen), "Angels" (with Greg Wells) and "The Difference in Me" (with John Shanks).

Look out for more of DioGuardi's poignant songwriting on the next projects by Kelly Clarkson [RCA Records], Christina Milian [Interscope / MySpace Records], Esmee Denters [Tennman / Interscope Records], Cassie Ventura [Next Selection / Bad Boy Records], Samantha Jade [Jive Records] and Tynisha Keli [Atlantic Records].

Singer/songwriter Ciara Harris is eyeing an April release for her upcoming conceptual album, "Fantasy Ride". The set is boasted by Young Jeezy-assisted lead single "Never Ever", which was helmed by Jamal "Polow Da Don" Jones (Usher Raymond, Keri Hilson) and Elvis "BlacElvis" Williams (Kelly Rowland, Beyonce Knowles).

Other album contributors include Christopher "Tricky" Stewart (Janet Jackson, Sterling Simms), Terius "The Dream" Nash (Britney Spears, Rihanna Fenty), Rodney "Darkchild" Jerkins (Fantasia Barrino, Mario Barrett), Tawanna "Frankie Storm" Dabney (Raven Symone, Stacie Orrico), Nate "Danja" Hills (Katharine McPhee, Paula DeAnda), Missy "Misdemeanor" Elliot (Tamia Washington, Jennifer Hudson), Faheem "T.Pain" Najm (Mariah Carey, Chris Brown) and Justin Timberlake (Esmee Denters, Macy Gray).

Pop artist Kat DeLuna parted ways with Epic Records after releasing her debut album, "9 Lives". Now she's signed to Universal / Motown Records and will release her sophomore disc later this year. The set is preceded by the Lil Wayne-assisted lead single "Unstoppable", so keep an eye on that one!

The still-untitled project will feature contributions from Nadir "RedOne" Khayat (Brandy Norwood, Lionel Richie), Mark Ronson (Amy Winehouse, Nikka Costa), Jim Jonsin (Beyonce Knowles, Mario Vazquez), Claude Kelly (Britney Spears, Toni Braxton) and Tiffany Starr (Cassie Ventura, Vanessa Hudgens).

After several delays, Mosley Music / Interscope Records have a confirmed a 30^th March release date for Keri Hilson's highly-anticipated debut album, "In a Perfect World". The set features the hit singles "Energy", "Return the Favor", "Alienated" and "Turnin' Me On".

Among the musicians backing Hilson on "In a Perfect World" are Timothy "Timbaland" Mosley (Aaliyah Haughton, Brandy Norwood), Jamal "Polow Da Don" Jones (Kelis Rogers, Nicole Scherzinger), Nate "Danja" Hills (Beyonce Knowles, Jennifer Lopez), The Corna Boyz: Dwayne Nesmith & Pierre Medor (Megan Rochell, LeToya Luckett), Justin Timberlake (Esmee Denters, Ciara Harris), Schaffer "Ne-Yo" Smith (Heather Headley, Celine Dion), Durrell "Tank" Babbs (Kelly Rowland, Jennifer Hudson), The Runaways: Sam Watters & Louis Biancaniello (Jessica Simpson, Kelly Clarkson) and Rico Love (Michelle Williams, Usher Raymond).

Alonzo "Novel" Stevenson is out with a new joint entitled "Mad World", so make sure you check it out! His upcoming debut album, "The Audiobiography", is due on March via Capitol Records.

In case you came in late, the singer/songwriter/producer is best known for his work with Alicia Keys ("Tell You Something"), Joss Stone ("Tell Me What We're Gonna Do Now"), Leona Lewis ("Whatever It Takes") and Sugababes ("Back Down").

[Listen] Alonzo "Novel" Stevenson - Mad World

Here is the video for Katy Perry's new single "Thinking of You", taken from the singer/songwriter's debut album, "One of the Boys". The track was produced by Butch Walker, who's also responsible for Avril Lavigne's "The Best Damn Thing" and Alecia "Pink" Moore's "Bad Influence".

[Watch] Katy Perry - Thinking of You

Up and coming artist Nick Harrison posted 2 new songs on his official MySpace profile in the shape of "Oi Rude Boy" and "Honey", so make sure you check them out! The British singer/songwriter's as-yet-untitled debut album is expected to boast productions from Future Cut: Darren Lewis & Tunde Babalola (Laura Izibor, Nicole Scherzinger) and Salaam Remi (Amy Winehouse, Joss Stone).

[Visit] Nick Harrison @ MySpace

Excellent:

Oxygen: (Colbie Caillat, Jason Reeves).

Very Good:

Capri: (Colbie Caillat).

The Little Things: (Colbie Caillat, Jason Reeves).

Good:

Battle: (Colbie Caillat).

Bubbly: (Colbie Caillat, Jason Reeves).

Circles: (Colbie Caillat, Mikal Blue).

Dreams Collide: (Colbie Caillat).

Feelings Show: (Colbie Caillat, Mikal Blue, Jason Reeves).

Magic: (Colbie Caillat, Jason Reeves).

Midnight Bottle: (Colbie Caillat, Jason Reeves).

One Fine Wire: (Colbie Caillat, Mikal Blue, Jason Reeves).

Realize: (Colbie Caillat, Mikal Blue, Jason Reeves).

Tailor Made: (Colbie Caillat, Jason Reeves).

Tied Down: (Colbie Caillat, Jason Reeves).

Rating: (3/5) – Good!

Pop vocalist Tami Chynn posted 2 new songs on her official MySpace profile in the shape of "Cause I Can't Live Without You" and "Take Me Back", so make sure you check them out! Her as-yet-untitled sophomore album will feature collaborations with Aliaune "Akon" Thiam (Gwen Stefani, Nicole Scherzinger), Stefani "Lady GaGa" Germanotta (Britney Spears, Esmee Denters) and Nadir "RedOne" Khayat (Lionel Richie, Brandy Norwood).

[Visit] Tami Chynn @ MySpace

Laura Izibor has christened March 3rd as the release date of her upcoming debut album, "Let the Truth Be Told". The set is preceded by lead single "From My Heart to Yours”, which was produced by Christopher “Tricky” Stewart (“Single Ladies” – Beyonce Knowles / “You Can’t Leave Me” – Chante Moore).

Other musicians backing the Irish singer/songwriter on “Let the Truth Be Told” are Cool & Dre: Andre Lyon and Marcello Valenzano (Teedra Moses, Jazmine Sullivan), Beau Dozier (Tynisha Keli, Samantha Jade), Future Cut: Darren Lewis & Tunde Babalola (Nicole Morier, Estelle Swaray) and DJ Premier (Christina Aguilera, Amerie Rogers).