LAST EDITED ON 11-15-10 AT 06:21 PM (EST)
We figured someone who (whom?) he texted narc'ed him out -- which would explain the couple of days time lag between the challenge and the board room and why Armand still thought he could have plausible deniability.
ETA - Maybe this is what Donald meant when he said "they obviously didn't think highly of you" when Amand said no one he texted showed up.