Buzz Bites — 5/19/2008: Mariah Carey, Ashlee Simpson, Lily Allen & More

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+ Newlyweds Mariah Carey and Nick Cannon to renew their vows in sweet, private ceremony expensive, paparazzi-crazed clusterf---. (Thedailygoss)

+ New, inconclusive evidence suggests that Ashlee Simpson is still definitely possibly pregnant. (MTV News)

+ Meanwhile, Jessica Simpson ('member her?) continues to possibly-date NFL star Tony Romo. (Daily News)

+ Lindsay Lohan to present at this year's MTV Movie Awards. The actress (and sometimes-singer) will be sharing the awards-show stage with non-musician Steve Carrell and Jack Black. Mike Myers hosts.

+ New Kids On The Block fans whip out their favorite 80's memorabilia; try, fail to convince us of the virtues of acid-washed jeans. (Best Week Ever Blog)

+ 50 Cent and Jay-Z vie for the enviable title of World's Richest Rapper. (Newsroom Blog)

+ TheTripwire has Outkast's "Dracula's Wedding" on repeat. (And now we do too.)

+ Lily Allen shows-ah her chocha in Cannes. (Popdirt)