We're guessing this chap doesn't go on many fairground rides.
His pensive look as he waits for the experience to start is quickly replaced with one of sheer terror - not to mention a banshee-esque scream.
The unidentified man's reaction is in stark contrast to his companion who finds the whole thing hilarious.
Towards the end he exclaims: "I just shat myself!".
We hope this is just a figure of speech...Suggest a correction