But You Were Great.

From the New York Times, via my brother:

The play was “Moose Murders,” and even now, 25 years later, it is considered the standard of awfulness against which all Broadway flops are judged.
[...]
The reviews, which were not helped by the man reeking of vomit who sat in the third row during a press preview, made the 14 performances of “Moose Murders” legendary in theater history.