'I'm the f***ing President': Trump tried to GRAB The Beast's steering wheel and LUNGED at Secret Service agent's throat in bid to drive to Capitol on January 6, aide Cassidy Hutchinson testifies
Hutchinson was revealed to be the surprise witness for Tuesday's last-minute January 6 hearing
Despite her former role as Mark Meadows' top White House aide, Hutchinson is only 25 years old
She said former Trump attorney Rudy Giuliani told her that January 6 would be a 'great day' while her boss warned that 'things could get real, real bad'
Both Giuliani a…