But KWGN's Chris Parente proved that these things can be more complicated than they look, when he spoke to the two actors for his 'Daybreak' slot.
It was all going well, with him asking about their film, which they explained was a drama with 'comedy in parts' about an estranged family coming back together.
And then he dropped a clanger, which proved he hadn't entirely seen the film he was asking them about... and they let him have it.
Watch Kristen and Bill's bemused reaction above and let us know, did Chris (just about) get away with it?
And, while we're feeling generous, here are some more 'fails', this time of the sporting variety...