Only if he’s invited. If the Bushies decide to be rude and crude and not invite the sitting POTUS, then the onus is on them and they will look like low lifes.
Not inviting DJT would put many old DC political families in a difficult position. These events are experienced by the entire city. They should not be partisan.I’ve attended many such events my whole life. I even volunteered at the Bush41 ignuaral Ball. I hope the family doesn’t go small during this time. They need to shine by example.