OTOH, he could go to the House, and then linger on the Left (aka Red) side, letting the optics be of all the ‘Rats with their backs turned. The contrast to his speech pointing that out while they don’t want any border would be just perfect.
I want him to make an appearance in the capitol chamber of one of the houses.
Remember how bad the congressional left looked sitting on their hands and scowling while the rest of the country cheered Trump’s remarks? They even dissed military heroes.
That is probably the real reason Nancy doesn’t want him to speak in ‘her’ chamber. Even she is smart enough to realize that she and her people were a disaster.