Appear in the most photos holding a different thing in your mouth
Appear in the most photos holding a different thing in your mouth, each thing bigger than the last thing. Only one of your things may be in the lab at any one time. The person who appears in the most photos holding a different thing in their mouth, each thing bigger than the last thing wins. The camera will take a picture once every ten seconds for ten minutes, and will start taking pictures in five minutes from now.