Lindsay Lohan worries Sam Ronson. The actress's crazy, non-sleeping, erratic behavior upsets Sam, who wants her ex to get help. Lindsay, of course, is back to her old hard-partying ways. (via People)

Miley Cyrus's first non-concert movie, "Hannah Montana: The Movie," made about $34 million in one weekend. She officially owns all of us. (via Reuters)

Chris Brown's rebounded with an old girlfriend, sources say. Since breaking up with his GF/alleged victim Rihanna, he's been getting close to a Virginia college student he used to see. (via PopEater)

Madonna's not giving up her fight to adopt Mercy. Now back in London, she did wrote a note to the local Malawian newspaper saying that she is trying to provide the best life for Mercy, so that she can one day return to Malawi and help the people there. (via PopSugar)

Michael Sheen is the latest vamp to be cast in the "Twilight" sequel "New Moon." He'll be playing Aro, leader of all the vampires, and was aggressively pursued by the movie's director. We're glad to see they take this thing so seriously. (via EW)

Kanye West still can't stop talking about his "South Park" spoof. He wrote on his blog (in all caps, of course), "the 'South Park' episode did not make me have this ego epiphany! I've been working on myself for awhile now." Great 'Ye! Now can you click the Caps Lock button and stop torturing us with your screaming rants?! (via Perez Hilton)