Bloopery

For a while there, however, it appeared that C.E. Wilson's kennel dog remarks in pre-election 1954 had set an un-beatable high in executive bloopery.

Source: wiktionary

A technique that resurfaces as late as Electric Cafe, where The Telephone Song is made up of 'phone bleeps and telecommunication bloopery.

Source: wiktionary

So he and the others hastily created a set out of props and pieces already around the studio - the "bloopery" from the Three Sisters laid flat, Patricia Hilliard's plaster cloak, a chaise longue, a stone Aztec head that was to make numerous appearances in photographs over the years and a birdcage.

Source: wiktionary