Celebregion

Luda and daughter    Ludacris'  daughter,  Karma Bridges  is now an entrepreneur at the young age of 10, after her father launched a new children's website dedicated to her.     KarmasWorld.com is an interactive website designed to teach children grades 1-6 math, geometry, science and give lessons about the importance of having good morals. The site features games, stories and original songs with educational lyrics. karmasworld.com screenshot     Ludacris says the site is dedicated to his 10-year-old daughter, Karma, who inspired the idea after visiting him in the studio and expressing her dreams of one day entering the music business like him. "She kept telling me how she waned to be a singer, so I thought 'this is perfect, but it needs to be about what's going on in your life' and her life right now is pretty much school," Bridges says.     The site features original pop songs with clever educational lyrics that teach kids lessons in math, season

Ludacris     Lupe Fiasco, Ludacris and Sugarland have been added to the lineup for the Grammy Nominations Concert Live!! Countdown To Music's Biggest Night show, CBS announced on Thursday.      They are joining previously billed performers Lady Gaga and Jason Aldean for the event, which serves as a concert kickoff for the ceremony and media conference to announce nominations for the 2012 Grammy Awards.         The Grammy concert is set for Nov. 30, and will air live on CBS at 10 p.m., though tape-delayed for us West Coasters. The one-hour special will again be hosted by LL Cool J. The concert has moved back to LA Live's Nokia Theatre after two years at the smaller Club Nokia.  The 2012 Grammy Awards will be held Feb. 12, and broadcast live on CBS at 8 p.m. EST