It's the weekend so it's time to check out all the magazine covers — People had the biggest shocker but that's not all the news! OK! reveals the secrets Jennifer Aniston uses to stay slim, while Life & Style gives tips on achieving Kim Kardashian's bikini body. Us investigates the price the girls of The Hills had to pay for fame, and Star has an exclusive interview detailing the secrets of Katie and Tom's marriage. So, tell us — which magazine will you pick up this weekend?