Sure, Hollywood's biggest stars know how to smile for the cameras. But they also know how to make some pretty funny faces. Click through to see some of the best wacky celebrity snapshots.
Katie Holmes and Suri
Like mother, like daughter. Here, Katie and Suri make funny faces as they head out to get some ice cream.
We're sure Jennifer Garner's kids find her to be very entertaining if she makes faces like these on a daily basis.
This is definitely not former supermodel Janice Dickinson's most poised picture.
The E! star looks like she is listening to a very riveting story while getting her nails done in these candid pics.
Ice T looks super surprised to see the cameras in this silly photo.
The former child star seems to be an expert at making a fish face, judging by the video she posted on Twitter. Along with the clip, she wrote she was eating a sour candy.
Hugh Jackman, left, definitely has us convinced that he is a mad scientist in this photo from when he was on the Spanish language show "El Hormiguero."
The comedy icon stuck her tongue out as cameras snapped pics of her at the 2011 White House Correspondents' Association dinner.
Rebel Wilson was so excited about her MTV Movie Awards she decided to see how they taste.
Adele looks like she's not loving the smell outside as she walks out of David Letterman's show.
The former "Melrose Place" star seemed to be feeling silly after her yoga class.
Looks like this double dose of coffee has "Glee's" Jane Lynch feeling wide awake.
La La Vasquez
TV personality La La shows her sense of humor while posing for the cameras.
We're used to seeing celebs all prim and proper on the red carpet, but here are some of their less candid moments.