Just in case you missed it the first time, Trump looks around the room looking for his old friend Rudy, and says "where is Rudy?".
Look on his face when he realizes he's less then 5 feet away is priceless. :)
Exhibit A
https://www.youtube.com/watch?v=2lpui1fTayI
Exhibit B
https://www.youtube.com/watch?v=WtWtuKpoW0E