Book Buzz: Britney Spears novel, election books

Here's a look at what's buzzing in the book world today:

New and noteworthy: Check out books on sale this week, from Custer by Larry McMurtry (3 1/2 stars) to Both Flesh and Not, a collection of essays from the late David Foster Wallace. Plus, read USA TODAY's review of Elsewhere (3 1/2 stars), a memoir by Pulitzer Prize winner Richard Russo.

Britney Spears novel: The pop star and current X Factor judge may be joining the ranks of literary successes such as Snooki and Lauren Conrad. Yes, Britney Spears in talks with It Books to pen a roman a clef, The Hollywood Reporter reports.

Shunning Amazon: Booksellers including Barnes & Noble are refusing to sell one of Amazon's biggest books, The 4-Hour Chef by Timothy Ferris, a sign of the palpable tension between the online mega-seller-turned-publisher and other retailers.

M.I.A. memoir:The Los Angeles Times has the trailer for Grammy-award winning performer M.I.A.'s coffeetable book, published last week.

Election books: With the presidential election upon us, NPR looks at six books that shed new light on the race.

More Twilight?: Buzzing late Friday was news that Stephenie Meyer isn't ruling out writing more Twilight books. "I planned out where it would go for a couple more books," she tells EW. Twilight fans, where would you like to see the story go?