I assume that anyone has a favorite pose. Frankly, I have no idea about mine, but it's not that important. Here is a nice selection of celebrities posing in their favorite poses. Maybe they think that they look better this way or it's just a matter of habit.
Fergie
Olivia Wilde
Blake Lively
Lady Gaga
Kim Kardashian
Taylor Swift
Katy Perry
Jessica Biel
Rihanna
Miley Cyrus
Emmy Rossum
Megan Fox
Beyonce Knowles
Mischa Barton
Paris Hilton
Vanessa Hudgens
George Cloony
Jennifer Lopez
Scarlett Johansson
Tila Tequilla
Tyra Banks
Hayden Panettiere
Sienna Miller
Victoria Beckham
Travis Barker
Nicole Kidman
Lindsay Lohan
Lisa Rinna
Spencer Pratt and Heidi Montag
Pete Wentz
Fergie
Olivia Wilde
Blake Lively
Lady Gaga
Kim Kardashian
Taylor Swift
Katy Perry
Jessica Biel
Rihanna
Miley Cyrus
Emmy Rossum
Megan Fox
Beyonce Knowles
Mischa Barton
Paris Hilton
Vanessa Hudgens
George Cloony
Jennifer Lopez
Scarlett Johansson
Tila Tequilla
Tyra Banks
Hayden Panettiere
Sienna Miller
Victoria Beckham
Travis Barker
Nicole Kidman
Lindsay Lohan
Lisa Rinna
Spencer Pratt and Heidi Montag
Pete Wentz