Keeping up with the Kardashian sisters

Kim Kardashian from the show "Keeping Up With The Kardashians" attends an E! Network upfront event at Gotham Hall. (AP)

Kourtney Kardashian from the show "Keeping Up With The Kardashians" attends an E! Network upfront event at Gotham Hall. (AP)

Sisters Kourtney Kardashian, left, and Kim Kardashian from the show "Keeping Up With The Kardashians" attend an E! Network upfront event at Gotham Hall. (AP)

Kim Kardashian from the show "Keeping Up With The Kardashians" attends an E! Network upfront event at Gotham Hall. (AP)

Khloe Kardashian Odom and Lamar Odom from the show "Keeping Up With The Kardashians" attend an E! Network upfront event at Gotham Hall. (AP)

Kris Jenner from the show "Keeping Up With The Kardashians" attends an E! Network upfront event at Gotham Hall. (AP)