non sequitur

He said he was living in a valley in Montana, which seemed a non sequitur in that setting.

In a complete non sequitur, Andy Samberg takes on Marky Mark in an SNL skit called “Mark Wahlberg Talks to Animals.”

His argument is a total non sequitur: how does Palestinian intransigence justify settlements?

The non-sequitur sum of the movies' parts can be overwhelming.

It's somewhat of a career non sequitur, going from overseas battlefield to deep inside a hidden bureaucracy.

A strange physiological fancy and a very odd non sequitur; but that is not our present point.

To Fisher's logical mind the proposal that he should apologise was a non sequitur.

By a series of non sequitur arguments the average disputant succeeds admirably in proving what is foreign to the subject.

You'll pardon my answer, of course, I was merely trying to top your own non sequitur.

A positive conclusion is technically known as a Non-Sequitur (Doesn't follow).