Here's your daily look at 'Today in Rock History' featuring: Adrian Peterson is 34, Deryck Whibley of Sum 41 is 39, Kevin Federline is 41 and has an estimated net worth of $6M. Today in 1984, New York re-landscaped a portion of Central Park that was renamed Strawberry Fields, in honor of John Lennon. It officially reopened seven months later, on what would have been his 45th birthday. Today in 2004, an online Yahoo! News poll named Ozzy Osbourne the nation's favorite ambassador to welcome aliens to Earth