Fall Out Boy

Ashlee Simpson clearly hasn't been watching her Gossip Girl.

If she had been she would have known that you don't mess with Georgina Sparks.

Fall Out Boy's Pete Wentz has declared war on the term "douchebag."

Something tells us it's going to be largely an internal conflict.

Wentz took to his blog to list his Top 9 Gripes of 2008. Number 4 on the list is the term "douchebag." Is it the fact that being called a douchebag hurts his feeling or that it's offensive to hygenic women that he ojects to? Nope... he just thinks it makes you sound lame.

More Elvis-related news, this time featuring Elvis Costello.

Costello, the legendary British musician, will be doing guest vocals on Fall Out Boy's upcoming album. The band issued the following statement:

Writes Shana Naomi Krochmal in the latest issue of Out:

InTouch and Us Weekly have announced that pop-tart Ashee Simpson and Fall Out Boy's Pete Wentz will be married on May 17th. "It's going to be a small, intimate gathering," an insider says.

Although Ashlee remains mum about a possible pregnancy, insiders insist that she's expecting. "They're keeping it quiet because they want to get married first," another insider reveals.

No location has been announced.