OSTENTATION
make a great show of something
to make something obvious; to do something in a showy fashion.Ann made a great show of wiping up the drink that John spilled.Jane displayed her irritation at our late arrival by making a great show of serving the cold dinner.
make an exhibition of oneself
to embarrass oneself by showing off or doing something daring in public. (Sometimes under the influence of alcohol.)You can be certain that Joan will have too much to drink and make an exhibition of herself.Sit down and be quiet. Stop making an exhibition of yourself.
make a scene and create a scene
to make a public display or disturbance.When John found a fly in his drink, he started to create a scene.Oh, John, please don't make a scene. Just forget about it.