During 'Saturday Night Fever' at the end of the first act dance number I tried to perform a split-jump, only I can't do them so I ended up on my ass followed by the most unsightly backward roll out of it, followed by the cast falling over in laughter and a good portion of the audience too.
Although we dealt decisively with all terrorist organizations, we at the same time not only maintained, preserved our democracy, but kept improving it.

