straight-faced

he listened to the ridiculous story with a straight-faced expression.

the comedian delivered the punchline straight-faced, waiting for the audience's reaction.

she maintained a straight-faced demeanor throughout the tense negotiation.

despite the absurdity of the situation, he remained straight-faced.

the interviewer watched with a straight-faced gaze as the candidate answered.

she gave a straight-faced denial of any involvement in the scheme.

he pretended to be serious, delivering the fake news with a straight-faced tone.

the child stared straight-faced at the magician performing the trick.

she gave a straight-faced response, revealing nothing of her true feelings.

he watched the chaos unfold with a remarkably straight-faced attitude.

the actor played the role with a consistently straight-faced performance.