Switzerland's Roger Federer jokes with a cartoon character Sponge Bob Square Pants during an exhibition match during the Kids Tennis Day at Melbourne Park ahead of the Australian Open t

 

              Switzerland
Switzerland's Roger Federer jokes with a cartoon character Sponge Bob Square Pants during an exhibition match during the Kids Tennis Day at Melbourne Park ahead of the Australian Open tennis championship in Melbourne, Australia, Saturday, Jan. 12, 2013. (AP Photo/Andy Wong)
Tags: Character