The Birdcage(1996) Link

All the art and flair are replaced with austere, "traditional" furniture.

Armand tries to teach Albert how to act "masculine" (including a hilarious lesson on how to spread mustard like John Wayne), but Albert’s natural flamboyance proves impossible to suppress. The Dinner Party

To ensure the wedding happens, Val begs his fathers to "play it straight" for one night. This leads to a frantic makeover of their home:

Armand pretends to be a cultural attaché, and they even change their name from "Goldman" to "Coleman" to hide their heritage.

All the art and flair are replaced with austere, "traditional" furniture.

Armand tries to teach Albert how to act "masculine" (including a hilarious lesson on how to spread mustard like John Wayne), but Albert’s natural flamboyance proves impossible to suppress. The Dinner Party

To ensure the wedding happens, Val begs his fathers to "play it straight" for one night. This leads to a frantic makeover of their home:

Armand pretends to be a cultural attaché, and they even change their name from "Goldman" to "Coleman" to hide their heritage.