The lady on the left seems more familiar with the photobooth process than her friend, who appears to be struggling with where to look and how to pose. In the last frame the realisation of the absurdity of her cluelessness takes full effect in an outburst of mutual laughter, making a delightful record of shared experience and friendship.
The quality of this strip isn’t great. It has either been left exposed to direct sunlight for an extended period or was not washed properly in the machine during processing. This item came from the USA and appears to date from the 1950s